Life Sciences

Little Busybodies: The Life of Crickets, Ants, Bees, Beetles, and Other Busybodies

Inheritance of Characteristics in Domestic Fowl

Darwinism and Race Progress

Grasses: A Handbook for use in the Field and Laboratory

Beauty: Illustrated Chiefly by an Analysis and Classificatin of Beauty in Woman

Evidence as to Man's Place in Nature

The Meaning of Evolution

The Theories of Darwin and Their Relation to Philosophy, Religion, and Morality

Half Hours With Modern Scientists

Greek Biology & Greek Medicine

The Body at Work: A Treatise on the Principles of Physiology

Science: For Those Who Escape from Science

Science & Cosmic Messengers

Cloud Studies

The Malay Archipelago

Shuffling Nags, Lame Ducks

Death embodied

Cod and Herring

Care or Neglect

Brain Reading