Migratory farm labor and the hop industry on the pacific coast with special appl
Reuss, C.F., Landis, P.H., Wakefield, R.
Migratory farm labor and the hop industry on the pacific coast with special appl - Washington 1938 - 1-63 p. - Washington Agricultural Exper .
Migratory farm labor and the hop industry on the pacific coast with special appl - Washington 1938 - 1-63 p. - Washington Agricultural Exper .