17th-18th century
Image: 10 × 8.3 cm (3 15/16 × 3 1/4 in.) Plate: 12 × 9.6 cm (4 3/4 × 3 3/4 in.) Sheet: 15.5 × 13.1 cm (6 1/8 × 5 3/16 in.)
John Witt Randall, bequest to his sister. Belinda Lull Randall, gift to Harvard University, 1892. sister of John Witt Randall
Soil samples contained in glass vial with printed labels
20th centuryAmericanPhotomechanical print in orange and dark blue inks on paper
20th centuryGerman