Ley, Willy
Chronological Checklist
Series – Romantic Zoologist
- The Lungfish and the Unicorn: An Excursion into Romantic Zoology (New York: Viking, 1941)
- The Lungfish, the Dodo and the Unicorn (New York: Viking, 1948)
- Dragons in Amber: Further Adventures of a Romantic Zoologist (New York: Viking, 1951)
- Salamanders and Other Wonders: Still More Adventures of a Romantic Naturalist (New York: Viking, 1951)
- Exotic Zoology (New York: Viking, 1959)