Window box solar collector design.

Bibliographic Details
Corporate Author:	Small farm Energy Project (Hartington, Neb.)
Format:	Microform Book
Language:	English
Published:	Hartington, NE : Small Farm Energy Project, [1978?]
Series:	AT microfiche reference library ; 23-564.
Subjects:	Solar collectors > Design and construction.

Description
Item Description:	Microform] / by the Small Farm Energy Project.
Physical Description:	8 pages : illustrations