Natural History

Fly-Fishing the 41st

North York Moors and Yorkshire Wolds

Narrative of the Voyage of H.M.S. Rattlesnake, 1846–50, Volume 1

Researches on the Visual Organs of the Trilobites

Through the Crater's Rim

Relics of Primeval Life: Beginning of Life in the Dawn of Geological Time

The Pleistocene of North America and its vertebrated animals

The Descent of Man

Field Guide to the Natural World of New York City

Wild Sea

Discoveries in the Garden

The Scramble for the Amazon and the Lost Paradise of Euclides da Cunha

The Palace and Park

The Story of Eclipses

The Ivory King

Australasian Fossils: A Students' Manual of Palaeontology

Half Hours with the Lower Animals

Animals of the Past

Fossils: A Story of the Rocks and Their Record of Prehistoric Life Denver Museum of Natural History, Popular Series No. 3

Scientific Essays and Lectures