The Natural History of Foreign Butterflies: With Memoir and Portrait of Lamarck, Volume 1

The Naturalist's Library: Duncan, J. The natural history of British butterflies. 1835

The Natural History of British Moths, Sphinxes, &c: Illustrated by Thirty-two Plates; with Memoir and Portrait of Madam Merian, Volume 5, Part 1

The Natural History of British Butterflies: Illustrated by Thirty-six Coloured Plates; with Memoir and Portrait of Werner

The Natural History of British Butterflies: With Memoir and Portrait of Werner, Volume 1

Duncan's Itinerary of Scotland: With the Principal Roads to London, Copious Observations on Each Road, and an Appendix Containing Some Account of the Canals, Lakes, Mountains, Harbours, and Romantic Scenery, Deserving of the Traveller's Notice ; Embellished with a Correct Travelling Map of Scotland...

Introduction to Entomology

The Natural History of Beetles

The Natural History of Foreign Butterflies: Illustrated by Thirty-three Coloured Plates; with Memoir and Portrait of Lamarck, Volume 6, Part 1

The Naturalist's Library: Duncan, J. The natural history of British moths, sphinxes, &c. 1836

The Naturalist's Library: Duncan, J. The natural history of foreign butterflies. 1837

Entomology: Introduction to Entomology, Volume 1

The Naturalist's Library: Duncan, J. The natural history of bees. 1840

The Naturalist's Library: Duncan, J. The natural history of exotic moths. 1841

Entomology: Beetles, Volume 2

Entomology: British Butterflies, Volume 3

The Natural History of Bees: Comprehending the Uses and Economical Management of the British and Foreign Honey-bee; Together with the Known Wild Species. Illustrated by Thirty-six [i.e. Thirty-two] Plates Coloured from Nature, with Portrait and Memoir of Huber

Foreign Butterflies: A Journey of Identity and Belonging

Entomology: British Moths, Sphinxes, Volume 4

The Natural History of British Moths, Sphinxes, &c