JACOB Nicolas Henri (1782-1871). Hyppolite, queen of the Amazons, attacked by a lion. 1818. Lithograph printed by Engelmann. Combination of 2 proofs of the same subject : 1) A rare proof before the letter on vellum, signed and dated in stone. Small margins. 27 x 21.5 cm (sheet). Condition A (a brown spot in the upper right corner of the subject). 2) A second proof with the letter, signed and dated in stone, printed on vellum. Small margins. 23.2 x 30.7 cm (sheet). Condition B (a few light freckles; a soft fold in the upper left corner). The subject was treated again by Jacob in 1824, with substantial differences. Credits: I.F.F. No. 28; W. McAllister Johnson, French Lithography: The Restoration Salons (1817-1824), exhibition catalogue, Kingston, Agnes Etherington Art Centre, 1977, no. 28, p. 59. Set of 2 plates. 1000 / 1200 €