Windpumps :

Fraenkel , Peter.
ACKU
Peter Fraenkel, Roy Barlow, Frances Crick, Anthony Derrick and Varis Bokalders.
London, UK : Intermediate Technology Publications in association with the Stockholm Environment Institute, ©1993.
xi, 156 pages : illustrations, maps ; 30 cm.
English
9781853391262
1853391263
Wind pumps.
Water-supply engineering
Equipment and supplies.
TJ926. / F734 / 1993
Library of Congress Classification / Monograph
3ACKU000501907