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Phoenix, Arizona in the Valley of the Sun. |
1942 |
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Phoenix, Arizona: "The New Winter Playground" |
1930 |
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Phoenix, Arizona: In the heart of the great Salt River Valley: The earliest producing section |
1897 |
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Phoenix, Salt River Valley and Arizona Today |
1920 |
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Photoperiodism of some Arizona range grasses |
1939 |
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Physical and chemical properties of Arizona early baart wheat correlated with its baking strength |
1927 |
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Physiological and anatomical features of variable drought resistant varieties of spring wheat. |
1941 |
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Physiological and environmental factors affecting the length of cotton fibers |
1933 |
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Pima and Papago Indian Agriculture |
1942 |
|
Pima County, Arizona |
1927 |
|
Pima Farms, Cortaro, Arizona. |
1925 |
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Pimeria Alta after Kino's time. |
1929 |
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Pioneer women of Arizona |
1937 |
|
Plant geography and culture history in the American Southwest |
1945 |
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Plot of the Tubac townsite, Santa Cruz County, Arizona |
1914 |
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Pointers on the Southwest : description of the cities, towns, and country along the line of the Atchison, Topeka & Santa Fe and western... |
1883 |
|
Pointers to the Salt River Valley: The Arizona Improvement Company |
1895 |
|
Poultry Farming in Pima County, Arizona |
1929 |
|
Poultry in Salt River Valley of Arizona |
1929 |
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Poultry Industry in Yavapai County, Arizona |
1927 |
|
Prehistoric and historic Gila County, Arizona. |
1935 |
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Prehistoric coal mining in the Jeddito valley, Arizona |
1942 |
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Prehistoric Irrigation in Arizona |
1893 |
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Prehistoric irrigation in the Salt River Valley |
1936 |
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Prehistoric irrigation systems in Arizona |
1929 |
