Architecture in concrete : Westminster / The British Portland Cement Association

The old world builds the new : The Guastavino Company and the technology od the Catalan Vault, 1885 - 1962 /

por Parks, Janet

Report of irrigation investigations in California /

Diario de las expediciones a las Californias de José Longinos /

por Longinos, José

Old New York in early photographs : 1853 - 1901 : 196 prints from the Collection of The New York Historical Society /

por Black, Mary

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

por Rider, Robin E