Pithecia capillamentosa Spix, Simiarum et vespertilionum brasiliensum, Plate 24 

Diamond washing at Curralinho, Travels in Brazil 1817-1820, frontispiece 

Butterfly and plant, Metamorphosis naturalis ofte historische, opposite page 14. 

Mexican hieroglyphic painting, composit showing Signs of the Days of the Mexican Almanac (from the first pages of the Borgian manuscript of Veletri), by Alexander von Humboldt 

Frontispiece engraving from Les six voyages . . . by Jean-Baptiste Tavernier, Amsterdam, 1678 

Le Chimborazo vu depuis le Plateau de Tapia (Chimborazo seen from the Tapia Plateau), bookplate from Voyage of Humboldt and Bonpland, 1810, by Alexander von Humboldt 

Ponte de cordages de Pͩnipe (Bridge of ropes near Penipͩ), Researches, concerning the institutions & monuments ... & views of some of the most striking scenes in the Cordilleras!, vol. 2, by Alexander 

Frontispiece, Metamorphosis naturalis ofte historische 

Vues des Cordill 

Mexican hieroglyphics, Researches, concerning the institutions & monuments, vol. 2 

Landscape from Vernugen der Augen und des Gemuths : in Vorstellung einer allgemeinen Sammlung von Schnecken und Muscheln, 1758 

Coffre de Perotte, bookplate from Researches, concerning the institutions & monuments ... & views of some of the most striking scenes in the Cordilleras!, vol. 2, by Alexander von Humboldt 

The Mockingbird by Mark Catesby, Plate 27, 1771 

Insects, Metamorphosis insectorum Surinamensium, Plate 49 

Moth, Metamorphosis Insectorum surinamensuim, Plate 12. 

Alligator, North American herpetology, Volume II, plate VI. 

Moth, Metamorphosis Insectorum surinamensium, Plate 37. 

Sea anemone, The Aquarium: An unveiling of the wonders of the deep sea, Plate V 

Caterpillars and moths. Merian, Maria Sybilla. Metamorphosis Insectorum surinamensuim. Amsterdam, 1705. Plate 22. 

Grant's gazelles, Plate I.XIX from Sclater's The book of antelopes