Hugh Allen – författare
Visar alla böcker från författaren Hugh Allen. Handla med fri frakt och snabb leverans.
12 produkter
Kenya Ceramic Jiko
A manual for stovemakers
Av Hugh Allen
Häftad, 1991
228 kr
Lägg i varukorg
The jiko, a charcoal-burning stove consisting of a ceramic liner fitted inside a metal case, burns 25 to 40 per cent less charcoal than the traditional stoves on which its design was based. This book provides guidance on its production and promotion.
How to Make and Use the Treadle Irrigation Pump
Av Carl Bielenberg, Hugh Allen
Häftad, 1995
200 kr
Lägg i varukorg
The treadle irrigation pump is able to lift up to seven thousand litres of water per hour using the power of the human body, and can be made locally at low cost in small-scale metalworking shops. Its acceptance in Bangladesh where it was first developed in 1984 is extraordinary, with over 500,000 …
