Farmers' Purchase Agreement for Deep Well Pumps Ben Duncan Moses Published: 1928 Total Pages: 48 Get eBook
Circular University of California Agricultural Extension Service Published: 1926 Total Pages: 1174 Get eBook
Principles Governing the Choice, Operation and Care of Small Irrigation Pumping Plants Clarence Nettleton Johnston Published: 1926 Total Pages: 530 Get eBook
Bulletin - California Agricultural Experiment Station California Agricultural Experiment Station Published: 1926 Total Pages: 1084 Get eBook
Report on the Agricultural Experiment Stations United States. Agricultural Research Service Published: 1924 Total Pages: 932 Get eBook
