Preliminary report of Special Irrigation Committee on the Rillito Irrigation Project. |
1909 |
Preliminary post-war plans for Arizona agriculture. |
1944 |
Prehistoric use of coal by Indians of northern Arizona |
1940 |
Prehistoric irrigation systems in Arizona |
1929 |
Prehistoric irrigation in the Salt River Valley |
1936 |
Prehistoric Irrigation in Arizona |
1893 |
Prehistoric coal mining in the Jeddito valley, Arizona |
1942 |
Prehistoric and historic Gila County, Arizona. |
1935 |
Poultry Industry in Yavapai County, Arizona |
1927 |
Poultry in Salt River Valley of Arizona |
1929 |
Poultry Farming in Pima County, Arizona |
1929 |
Pointers to the Salt River Valley: The Arizona Improvement Company |
1895 |
Pointers on the Southwest : description of the cities, towns, and country along the line of the Atchison, Topeka & Santa Fe and western... |
1883 |
Plot of the Tubac townsite, Santa Cruz County, Arizona |
1914 |
Plant geography and culture history in the American Southwest |
1945 |
Pioneer women of Arizona |
1937 |
Pimeria Alta after Kino's time. |
1929 |
Pima Farms, Cortaro, Arizona. |
1925 |
Pima County, Arizona |
1927 |
Pima and Papago Indian Agriculture |
1942 |
Physiological and environmental factors affecting the length of cotton fibers |
1933 |
Physiological and anatomical features of variable drought resistant varieties of spring wheat. |
1941 |
Physical and chemical properties of Arizona early baart wheat correlated with its baking strength |
1927 |
Photoperiodism of some Arizona range grasses |
1939 |
Phoenix, Salt River Valley and Arizona Today |
1920 |