Nature

Forestry for Farmers

Cavity-Nesting Birds of North American Forests. Agriculture Handbook 511

Walden, and On The Duty Of Civil Disobedience

Peter Parley's Wonders of the Earth, Sea, and Sky

A Population Study of the Prairie Vole (Microtus ochrogaster) in Northeastern Kansas

Bees

Glacier National Park

Rambles with John Burroughs

Wild Spain (España agreste)

Birds from Coahuila, Mexico

Summer Birds From the Yucatan Peninsula, Mexico

Trees of Indiana First Revised Edition (Publication No. 13, Department of Conservation, State of Indiana)

An Essay on the Encroachments of the German Ocean Along the Norfolk Coast

A voyage to Spitzbergen

Beach Rambles in Search of Seaside Pebbles and Crystals

Fishes of Chautauqua, Cowley and Elk Counties, Kansas

The Green God's Pavilion

By Canadian Streams

Wild Life on the Rockies

Australasian Fossils: A Students' Manual of Palaeontology