Fraenkel, P. L.
Water lifting devices / by P.L. Fraenkel. - Rome : FAO of the United Nations, 1986. - xiii, 295 p. - FAO Irrigation and drainage paper ; 43 .
Water wheels.
Hand pumps.
Pumping machinery.
Water lifting devices / by P.L. Fraenkel. - Rome : FAO of the United Nations, 1986. - xiii, 295 p. - FAO Irrigation and drainage paper ; 43 .
Water wheels.
Hand pumps.
Pumping machinery.