1 fish pencil sketch and 2 fish watercolors (5 x 10 cm., 5 x 11 cm., 9 x 4 cm.)Repository: Ernst Mayr Library, Museum of Comparative Zoology, Harvard UniversityCall number: ARC 209-452
Drawing of 1 fish and 1 anatomical cross section (9 x 12 cm., 3 x 3 cm.)Repository: Ernst Mayr Library, Museum of Comparative Zoology, Harvard UniversityCall number: ARC 209-444