Septic Tanks and Aqua-Privies from Ferrocement Autor Simon Watt 14 dec 1984 Paperback Preț: 151.83 lei 3-5 săpt.
Ferrocement Water Tanks and Their Construction Autor Simon Watt 15 dec 1978 Paperback Preț: 140.76 lei 3-5 săpt.
A Manual on the Hydraulic Ram for Pumping Water Autor Simon Watt 15 dec 1975 Paperback Preț: 114.54 lei 3-5 săpt.