The Rope pump
Subtitle: the challenge of popular technology
By: Bernard van Hermert [i.e. Hemert] [with] Osmundo Solís Orozco, Jan Haemhouts, Orlando Amador Galíz ; [translation, Amy Banks ... et al.].
Contributors: Hemert, Bernard Van.
Edition: 1. ed. English ed.
Publisher: DAR V Region; Editorial Enlace [distributor]
Published: 1992
Place of publication: [Juigalpa, Nicaragua]
Language: eng
Number of pages: 227
Subjects: Hand pumps.