Search Constraints
Search Results
- Date:
- [1850?]
- Physical Description:
- 18 pictures on 2 joined sheets : etchings ; sheets end-to-end 13 x 173 cm, accordion folded to 13 x 9 cm
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22637258510008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- [185-?]
- Physical Description:
- 4 p.., 20 col. plates. 38 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22692864690008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- MDCCCL [1850]
- Physical Description:
- [1] p,. [8] leaves of plates : chiefly ill. ; 23 x 34 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22829263270008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- [1850]
- Physical Description:
- 24 p. ; 28 cm. + 11 plates.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22904648160008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- [1850?]
- Physical Description:
- 2 v. : ill. ; 23 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22666772760008651|Yale Center for British Art, Paul Mellon Fund
- Date:
- [185-?]
- Physical Description:
- 4 v. col. fronts. (v. 1-3) 4 col. plates. 9 cm.
- Collection:
- Rare Books and Manuscripts
- Date:
- 1850
- Physical Description:
- 4 p.., 28 p. lii plates (incl. engr., t.-p., map) 28 cm.
- Collection:
- Rare Books and Manuscripts
- Date:
- MDCCCL [1850]
- Physical Description:
- [4] pages, [6] leaves of plates : illustrations, map ; 46 cm
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22759750370008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- [1850?]
- Physical Description:
- [4] leaves of plates : all ill. ; 27 x 38 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22940108610008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- [1850]
- Physical Description:
- [4], 106 pages, [5] folded leaves of plates : illustrations, map ; 16 cm
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22846198150008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- mid-19th century?
- Physical Description:
- 1 volume ; 12 x 8 cm.
- Collection:
- Rare Books and Manuscripts
- Date:
- late 19th century?
- Physical Description:
- 1 picture : bird feathers, watercolor ; image 10 x 12 cm, on sheet 11 x 19 cm
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22873500140008651|Yale Center for British Art, Gift of Bruce Marshall Rare Books
- Date:
- [1850]
- Physical Description:
- 36, 6 p. ; 23 cm. in folder 29 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22671322210008651|Yale Center for British Art, Paul Mellon Fund
- Date:
- 1850?]
- Physical Description:
- [2] p. 17 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22677426180008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- 1850
- Physical Description:
- x p., 50 plates (part col.) 33 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22789304910008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- 1850-1851
- Physical Description:
- 1 v. ([110] p.) : ill. ; 28 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22919760620008651|Yale Center for British Art, Paul Mellon Fund
- Date:
- [approximately 1850]
- Physical Description:
- 1 print : color lithograph on card ; 12 x 13 cm
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22651407100008651|Yale Center for British Art, Gift of Stephen Parks, Yale BA 1961
- Date:
- [between 1850-1876]
- Physical Description:
- 16 pages ; 15 cm .
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22909979120008651|Yale Center for British Art, Gift of Hans P. Kraus
- Date:
- [1850]
- Physical Description:
- [6], 27 p., 7 leaves of plates : ill. ; 38 x 56 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22666740930008651|Yale Center for British Art, Paul Mellon Fund
- Date:
- [ca. 1850]
- Physical Description:
- [2], 48 p., 20 leaves of plates : ill. ; 21 x 32 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22762524510008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- 1850
- Physical Description:
- viii, 104 p., [11] leaves of plates : ill. ; 22 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22833252500008651|Yale Center for British Art, Paul Mellon Collection
322. Stereographoscope.
- Date:
- late 19th century?
- Physical Description:
- 1 stereographoscope : wood, brass, glass ; 30 cm long x 14 cm wide x 35 cm tall (fully opened), 22 cm long x 14 cm wide x 8 cm tall (folded)
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22671636710008651|Yale Center for British Art, Paul Mellon Fund
- Date:
- [185-]
- Physical Description:
- [1] leaf, 4 leaves of plates : chiefly ill. ; 40 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22666724090008651|Yale Center for British Art, Paul Mellon Fund
- Date:
- 1850
- Physical Description:
- [6], 6 p., 5 leaves of plates : col. ill. ; 37 cm.
- Collection:
- Rare Books and Manuscripts
- Date:
- [1850]
- Physical Description:
- 1 map : hand col., mounted on linen ; 70 x 64 cm., folded to 19 x 14 cm., in covers 20 x 15 cm.
- Collection:
- Rare Books and Manuscripts
- Date:
- [1850]
- Physical Description:
- 143, [1] p., [9] leaves of plates : ill. ; 13 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22809675040008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- 1850
- Physical Description:
- vi, [7]-47 p. : ill. ; 19 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22757353510008651|Yale Center for British Art, Paul Mellon Fund
- Date:
- 1850
- Physical Description:
- xiv, 127, [1] p. 17 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22737163050008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- [late 19th c.?]
- Physical Description:
- 1 tangram puzzle (7 pieces) : wood ; 10 x 10 cm., in wallet 17 x 11 cm. + 1 pamphlet (17 cm.)
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22934948800008651|Yale Center for British Art, Paul Mellon Fund
- Date:
- 1850
- Physical Description:
- xxx, 452, 7, [1] p. incl. col. front. : facsim. ; 19 cm.
- Collection:
- Rare Books and Manuscripts
- Date:
- [1850?]
- Physical Description:
- [4] p. : 42 double maps (colored) ; 36 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22949017480008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- 1850
- Physical Description:
- 2 v. : ill., ports. ; 26 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22757408230008651|Yale Center for British Art, Paul Mellon Fund
- Date:
- 1850
- Physical Description:
- xl, 504, [2], 451-484 p., [8] leaves of plates : ill. (some col.) ; 24 cm.
- Collection:
- Rare Books and Manuscripts
- Date:
- 1850
- Physical Description:
- liv, 602 p. : ill. ; 19 cm.
- Collection:
- Rare Books and Manuscripts
- Date:
- 1850
- Physical Description:
- vii, 47 p. ; 19 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22666731210008651|Yale Center for British Art, Paul Mellon Fund
- Date:
- [1850?]
- Physical Description:
- iv, 264, [2] p. illus., 132 (i.e. 134) plates (partly col. incl. plans) diagrs. 28 cm.
- Collection:
- Rare Books and Manuscripts
337. Life of Napoleon.
- Date:
- 1850
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22641989930008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- [1850]
- Physical Description:
- [8], 196, 8, 4 p., [8] leaves of plates : ill. ; 23 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22727516090008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- [185-?]
- Physical Description:
- 11 v. (l586) p., [232] leaves of plates (some double) : ill., maps ; 22 cm.
- Collection:
- Rare Books and Manuscripts
- Date:
- [1850]
- Physical Description:
- 21 pictures on 3 joined sheets : hand-colored engravings ; sheets end-to-end 9 x 135 cm, accordion folded to 9 x 13 cm
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22700647810008651|Yale Center for British Art, Paul Mellon Collection
341. Boy and eagle.
- Date:
- between 1850 and 1857
- Physical Description:
- 1 jug : relief-molded white parian ; height 21 cm, width 16 cm (including handle), depth 11 cm
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22920140070008651|Yale Center for British Art, Gift of Stephen Parks, Yale BA 1961
- Date:
- [1850?]
- Physical Description:
- 1 label : illustrations ; 8 x 12 cm
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22765184970008651|Yale Center for British Art, Gift of George Gregory Smart, Yale BA 1977
- Date:
- [1850?]
- Physical Description:
- 1 print on 2 sheets : hand-colored engraving ; full image 14 x 142 cm, accordion folded to 14 x 9 cm
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22637249380008651|Yale Center for British Art, Paul Mellon Collection
344. Papa's stories for his younger children / by the author of "Chick-seed, without chick-weed," etc.
- Date:
- 1850
- Physical Description:
- 64 p., [8] leaves of plates : ill. ; 13 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22833729930008651|Yale Center for British Art, Paul Mellon Fund
345. The hunting-field / by Harry Hieover, author of "The Stud," "Practical horsemanship," etc. etc.
- Date:
- 1850
- Physical Description:
- xvi, 221, [3], 32 pages, [2] leaves of plates : illustrations ; 17 cm
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22774586180008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- [1850s?]
- Physical Description:
- 1 game : hand-colored lithograph ; 66 x 51 cm, folded to 22 x 17 cm + 1 instruction booklet (24 pages ; 16 cm), in slipcase
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22661944230008651|Yale Center for British Art, Paul Mellon Fund
- Date:
- [1850]
- Physical Description:
- 142 p., [10] leaves of plates : ill. ; 13 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22809675040008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- 1850
- Physical Description:
- iv p., 1 l., 54 p. XII pl. (8 port.) incl. front. 29 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22744296010008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- 1850
- Physical Description:
- 32 p. ; 17 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22926148680008651|Yale Center for British Art, Gift of William Zachs
- Date:
- 1850
- Physical Description:
- 2 v. 88 plates (part col.) 65 x 51 cm. (text 32 x 25 cm.)
- Collection:
- Rare Books and Manuscripts
- Date:
- 1850
- Physical Description:
- [94] p., [45] leaves of plates : ill. ; 23 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22829210040008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- 1850
- Physical Description:
- xix, [1], 213, [5], 32 pages [2] leaves of plates : illustrations ; 18 cm
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22671336550008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- [ca. 1850]
- Physical Description:
- [30] leaves : all ill. ; 13 x 18 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22757378780008651|Yale Center for British Art, Paul Mellon Fund
354. Armée Française.
- Date:
- [between 1850 and 1868]
- Physical Description:
- 1 sheet ( [24] p.) : chiefly ill. ; 18 x 295 cm, folded to 18 x 13 cm, attached to boards 18 x 14 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22703833250008651|Yale Center for British Art, Paul Mellon Collection
355. [Claude glass].
- Date:
- [ca. 1850?]
- Physical Description:
- 1 Claude glass : dark-tinted mirror, in a hinged leather-covered wooden case ; 14.5 x 12 x 2.5 cm
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22670187890008651|Yale Center for British Art, Paul Mellon Fund
- Date:
- circa 1850?
- Physical Description:
- 1 drawing : bird feathers and watercolor ; 14 x 11 cm, in frame 16 x 14 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22940658360008651|Yale Center for British Art, Paul Mellon Fund
- Date:
- 1850
- Physical Description:
- viii, 359, 102 p. ; 20 cm.
- Collection:
- Rare Books and Manuscripts
- Date:
- [185-?]
- Physical Description:
- 80 p., [3] leaves of plates (some fold). : ill. ; 19 cm.
- Collection:
- Rare Books and Manuscripts
- Date:
- [1850]
- Physical Description:
- 12 pages ; 26 cm
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22721874480008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- [approximately 1850?]
- Physical Description:
- 12 panels : engravings ; 15 x 128 cm, folded to 15 x 12 cm
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22637467820008651|Yale Center for British Art, Paul Mellon Fund
- Date:
- [1850]
- Physical Description:
- 20 pages ; 23 cm
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22779308000008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- [185-]
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22846714230008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- 185-?]
- Physical Description:
- [11] leaves : all ill. ; 25 x 15 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22875765590008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- [185-?]
- Physical Description:
- 1 p.., 102 plates. 30 cm.
- Collection:
- Rare Books and Manuscripts
- Date:
- [1850?]
- Physical Description:
- 19 pictures on 4 joined sheets : hand-colored etchings ; sheets end-to-end 15 x 179 cm, accordion folded to 14 x 10 cm
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22637306530008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- [circa 1855?]
- Physical Description:
- 1 toy ; in box 25 x 20 x 4 cm
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22945576080008651|Yale Center for British Art, Paul Mellon Fund
- Date:
- late 19th century
- Physical Description:
- 1 lenticular stereoscope : wood, glass, and ivory ; 16 x 19 x 10 cm. + 5 stereoscopic photographs
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22852865160008651|Yale Center for British Art, Paul Mellon Fund
- Date:
- [1850]
- Physical Description:
- 2 v. fronts., plates. 29 x 23 cm.
- Collection:
- Rare Books and Manuscripts
- Date:
- [approximately 1850]
- Physical Description:
- 1 game ; in box 16 x 15 x 3 cm
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22925156540008651|Yale Center for British Art, Paul Mellon Fund
- Date:
- [185-?]
- Physical Description:
- 18 slides : col. ; 10 x 18 cm.
- Collection:
- Rare Books and Manuscripts
- Date:
- [approximately 1850]
- Physical Description:
- [12] leaves of plates : all illustrations ; 27 x 38 cm
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22874628150008651|Yale Center for British Art, Paul Mellon Collection
- Physical Description:
- col. plates. 22 x 25 cm.
- Collection:
- Rare Books and Manuscripts
- Date:
- 1850
- Physical Description:
- 103, [3] p., [3] leaves of plates (1 folded) : ill. ; 17 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22754082410008651|Yale Center for British Art, Paul Mellon Fund
- Date:
- [1850]
- Physical Description:
- 1 card game (32 cards) : illustrations ; each card 8.4 x 7 cm, in box 9.0 x 13.7 x 3 cm
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22644025810008651|Yale Center for British Art, Paul Mellon Fund
- Date:
- [1850?]
- Physical Description:
- [12] p., 12 leaves of plates : ill. ; 23 cm. x 31 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22673624560008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- [1850?]
- Physical Description:
- [6] leaves of plates : all ill. ; 23 x 30 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22691219180008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- 1850
- Physical Description:
- [4], 86 p., [64] leaves of plates : ill. ; 36 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22749733830008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- [ca. 1850]
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22773936710008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- [1850]
- Physical Description:
- [4] p. ; 26 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22757422180008651|Yale Center for British Art, Paul Mellon Fund
- Date:
- [185-?]
- Physical Description:
- 230 p., [81] leaves of plates : ill. ; 36 cm.
- Collection:
- Rare Books and Manuscripts
- Date:
- [approximately 1850?]
- Physical Description:
- 1 card : etching ; 5 x 9 cm
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22634097060008651|Yale Center for British Art, Paul Mellon Fund
- Date:
- 1850
- Physical Description:
- 31 p. : col.ill. ; 17 cm.
- Collection:
- Rare Books and Manuscripts
- Date:
- 1850
- Physical Description:
- viii, 102 p. col. front., col. plates. 19 cm.
- Collection:
- Rare Books and Manuscripts
384. Camera lucida.
- Date:
- late 19th century
- Physical Description:
- 1 camera lucida : brass ; 21 x 5 x 2 cm (unextended)
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22792527190008651|Yale Center for British Art, Paul Mellon Fund
- Date:
- 1850
- Physical Description:
- [14], 199 p., [5] leaves of plates (one folded) : ill., map ; 23 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22900284420008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- 1850
- Physical Description:
- viii, 50 p. : ill. ; 22 cm.
- Collection:
- Rare Books and Manuscripts
- Date:
- [approximately 1850?]
- Physical Description:
- 4 volumes : illustrations ; each volume 8.5 cm, in box 8 x 10 x 2.5 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22869149070008651|Yale Center for British Art, Paul Mellon Fund
- Date:
- 1850]
- Physical Description:
- 4 p. 34 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22677396650008651|Yale Center for British Art, Paul Mellon Collection
389. Wedgwood's highly improved manifold writer : for copying letters, invoices, drawings, plans, &c.
- Date:
- approximately 1850
- Physical Description:
- 1 volume ; 27 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22979945690008651|Yale Center for British Art, Paul Mellon Fund
390. Ino and Bacchus.
- Date:
- early 1850s?
- Physical Description:
- 1 photograph : daguerreotype ; visible image 7 x 9 cm (quarter plate format), in case 9.5 x 12.0 x 2 cm (closed)
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22952454900008651|Yale Center for British Art, Paul Mellon Fund
- Date:
- 1850
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22722131490008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- [ca. 1860?]
- Physical Description:
- 1 game (48 pieces) ; in wooden box 20 x 21 x 5 cm
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22789532080008651|Yale Center for British Art, Paul Mellon Fund
- Date:
- [between 1850-1876]
- Physical Description:
- 16 pages ; 15 cm .
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22867430320008651|Yale Center for British Art, Gift of Hans P. Kraus
- Date:
- [1850]
- Physical Description:
- 18, [2] pages ; 24 cm
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22886986120008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- [between 1850 and 1876]
- Physical Description:
- 14 pages ; 15 cm
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22867448060008651|Yale Center for British Art, Gift of Hans P. Kraus
- Date:
- 1850
- Physical Description:
- 87 p. ; 21 cm.
- Collection:
- Rare Books and Manuscripts
- Date:
- 1850
- Physical Description:
- viii, 66 p., [2] leaves of plates : ill. ; 17 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22763667220008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- MDCCCL [1850]
- Physical Description:
- [6] p., 30 leaves of plates : ill. ; 38 cm.
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22862863670008651|Yale Center for British Art, Paul Mellon Collection
- Date:
- [185-?]
- Physical Description:
- [2], 8, [2], 40 p., 8, 32 leaves of plates : ill. ; 14 x 22 cm.
- Collection:
- Rare Books and Manuscripts
400. [Eton and Oxford].
- Date:
- [1850?]
- Physical Description:
- [12] leaves of plates : illustrations ; 56 x 44 cm
- Collection:
- Rare Books and Manuscripts
- Credit Line:
- 22897492470008651|Yale Center for British Art, Paul Mellon Collection