Soil survey of Aspen-Gypsum Area, Colorado, parts of Eagle, Garfield, and Pitkin counties

The life of George Washington

Aaron Bancroft

Manual of soil laboratory testing

K. H. Head

Soil survey of Benton-Owens Valley area, California, parts of Inyo and Mono counties

Edwin F. Tallyn

The study of the soil in the field

George Robin Clarke

State of Washington engineering soils manual

Washington Agricultural Experiment Station.

Booker Tropical Soil Manual

J. R. Landon

Soil survey of Hualapai-Havasupai area, Arizona

Deborah J. Prevost

Ancient Egyptian religion

Henri Frankfort

Soil survey of Iron-Washington area, Utah, parts of Iron, Kane, and Washington counties

Richard S Jaros