Books by Ruth DeEtte Simpson

An introduction to the Calico Early Man Site lithic assemblage

An introduction to the Calico Early Man Site lithic assemblage

by Ruth DeEtte Simpson, Rose Marie Higginbotham, Dorothy Kasper

1989
The Lake Manix lithic industry

The Lake Manix lithic industry

by Ruth DeEtte Simpson, George T. Jefferson, San Bernardino County Museum Association

1998
An archaeological survey of Troy Lake, San Bernardino County

An archaeological survey of Troy Lake, San Bernardino County

by Ruth DeEtte Simpson

1965
The Hopi Indians

The Hopi Indians

by Ruth DeEtte Simpson

1953

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