18th century
Image: 15.5 × 19 cm (6 1/8 × 7 1/2 in.) Plate: 19.2 × 21.3 cm (7 9/16 × 8 3/8 in.) Sheet: 38 × 25 cm (14 15/16 × 9 13/16 in.)
Francis Calley Gray, bequest to nephew, 1856. William Gray, gift to Harvard University, 1857.