h l garver

H. L. Garver · U.S. Dept. of Agriculture, Bureau of Agricultural Chemistry and Engineering

Sayfa sayısı yok · 1939

Electricity in agriculture

H. L. Garver · U.S. Dept. of Agriculture, Bureau of Agricultural Chemistry and Engineering

Sayfa sayısı yok · 1939

Electricity in agriculture

H. L. Garver · U.S. Dept. of Agriculture, Bureau of Agricultural Chemistry and Engineering

Sayfa sayısı yok · 1941

Crosscut saws

H. L. Garver · U.S. Dept. of Agriculture, Bureau of Agricultural Chemistry and Engineering

11 sayfa · 1939

Milk / Quality / Dairying / Equipment and supplies / Electricity in agriculture

H. L. Garver · State College of Washington, Agricultural Experiment Station

16 sayfa · 1928

Haying equipment / Hoisting machinery

H. L. Garver · State College of Washington, Agricultural Experiment Station

38 sayfa · 1929

Eggs / Incubation / Incubators

H. L. Garver · State College of Washington, Agricultural Experiment Station

34 sayfa · 1932

Electric equipment / Grain elevators

H. L. Garver · State College of Washington, Agricultural Experiment Station

16 sayfa · 1927

Hotbeds / Soil heating

H. L. Garver · State College of Washington, Agricultural Experiment Station

31 sayfa · 1926

Housing / Lighting / Poultry

H. L. Garver · For sale by the Supt. of Docs., U.S. Govt. Print. Off.

20 sayfa · 1970

Plumbing

H. L. Garver · State College of Washington, Agricultural Experiment Station

40 sayfa · 1939

Electricity in agriculture / Rural electrification

H. L. Garver · State College of Washington, Agricultural Experiment Station

28 sayfa · 1933

Fruit / Processing

H. L. Garver · State College of Washington, Agricultural Experiment Station

42 sayfa · 1927

Spraying and dusting in agriculture / Spraying equipment

H. L. Garver · State College of Washington

96 sayfa · 1927

Agricultural machinery / Electricity in agriculture / Rural electrification

H. L. Garver, Edward G. Molander · U.S. Dept. of Agriculture

27 sayfa · 1954

Farm buildings / Fires and fire prevention