Hand dug wells and their construction /
Watt, S. B.
Hand dug wells and their construction / S. B. Watt, W. E. Wood - London Intermediate Technology Publications 1976 - 234p. ill. 21cm.
0903031574 RM20.00
Wells--Handbooks, manuals, etc.
Hand dug wells and their construction / S. B. Watt, W. E. Wood - London Intermediate Technology Publications 1976 - 234p. ill. 21cm.
0903031574 RM20.00
Wells--Handbooks, manuals, etc.