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Colorado river and the Boulder canyon project |
1931 |
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The Mexican immigrant, his life story |
1931 |
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Recently dated Pueblo ruins in Arizona |
1931 |
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The Grewe Site, Gila Valley, Arizona |
1931 |
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The Boulder Dam decision; speech of Clifton Mathews at Globe, Arizona, August 5, 1931 |
1931 |
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Chandler Heights Citrus Tract |
1931 |
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Metropolitan Water District of Southern California. A summary of the Metropolitan Water District aqueduct situation. |
1931 |
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Arizona's prehistoric canals, from the air |
1931 |
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The controversy between Arizona and California over the Boulder Canyon Project Act |
1931 |
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A Brief Report on Transient Families in Arizona |
1931 |
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State regulation of railroad and electric rates in Arizona to 1925; a study of the origin and activities of the Arizona corporation... |
1931 |
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Arizona sacrifices her prehistoric canals. |
1930 |
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Exposition Number. Arizona State Poultry Federation |
1930 |
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Phoenix, Arizona: "The New Winter Playground" |
1930 |
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Report on the proposed improvement of the St. David irrigation system, Cochise County, Arizona |
1930 |
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Analysis of Boulder Canyon Project Act |
1930 |
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Tucson, The Old Pueblo |
1930 |
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Mexican immigration to the United States; a study of human migration and adjustment |
1930 |
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Great State Arizona |
1930 |
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Camels in Western America |
1930 |
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Indian detours through New Mexico and Arizona. |
1930 |
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The United Verde Copper Company: a series of articles describing the organization, operations, and activities of this company in the Jerome... |
1930 |
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Harnessing of the Colorado River |
1930 |
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Live stock laws of the state of Arizona. Rules and regulations. Live Stock Sanitary Board of Arizona, May 1, 1930 |
1930 |
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The Apache trail of Arizona |
1930 |
