An inexpensive economical solar heating system for homes

• Main Author: Allred, Johnny W.
• Other Authors: Barringer, Sheridan R., Kirby, Cecil E., Shinn, Joseph M.
• Format: Book
• Language: English
• Published: New York, NY Solar Energy Information Services 1977
• Series: Solar heating & cooling reprint series
• Subjects: Ηλιακή θέρμανση