How to make and use the treadle irrigation pump /
Bielenberg, Carl.
How to make and use the treadle irrigation pump / Carl Bielenberg and Hugh Allen. - London : lntermediate technology publications, 1995. - x, 77 p. : ill. : 25 cm.
1853393126 (pbk.)
Water-supply.
lrrigation pumps.
How to make and use the treadle irrigation pump / Carl Bielenberg and Hugh Allen. - London : lntermediate technology publications, 1995. - x, 77 p. : ill. : 25 cm.
1853393126 (pbk.)
Water-supply.
lrrigation pumps.