Irrigation west of the casades
Smith, L.J., Garver, H.L.
Irrigation west of the casades - Washington 1928 - 1-52 p. - Irrigation Washington Agriculture Experiment Station. Popular Bulletin No. 140 .
Irrigation west of the casades - Washington 1928 - 1-52 p. - Irrigation Washington Agriculture Experiment Station. Popular Bulletin No. 140 .