Hays, Dick. frey50 Windmills and pumps of the Southwest / by Dick Hays with Bill Allen ; drawings by Gordon Gilpin. - 1st ed. - Austin, TX Eakin Press, c1983. - viii, 109 p. ill. ; 22 cm. ISBN: 0890153949 Subjects--Topical Terms: Windmills.Submersible pumps. Dewey Class. No.: 621.45 Hay 12