ceci Book n’existe pas dans votre langue, Voir dans: English (en),
Ou utilisez Google Traduction:  

Ce livre n’est peut-être plus disponible en version imprimée.

This manual is concerned with the methods of waterproofing all types of soil construction.The first and easiest way to obtain a waterproofing agent from a tree is through Its sap. Since many trees will not have a free flowing sap, and many that do not have useful sap, all kinds of trees must be tested. 

11019-BK

A VITA Publication

11 pages, illustrated

Informations de publication

  • Éditeur: Volunteers in Technical Assistance,
  • Dewey Decimal: 691.99
  • Bibliothèque ECHO: 691.99 BOA