Cal, a guide to the world's largest university and the Bay Area / David A. Warshaw, general editor ; Steven Warshaw

Report of irrigation investigations in California /

Guide to sources in Northern California for history of science and technology /

por Rider, Robin E

Thinkers and tinkers : early american men of science /

por Bedini, Silvio A

Directory historians of American science, 1993 /

Mount Vernon : an illustrated handbook