Gravity warm-air heating
Subtitle: digest of research, Engineering Experiment Station, University of Illinois
By: compiled from Engineering Experiment Station bulletins, nos.112, 117, 120, 141, 188, 189, 230, 246, 266 and circular no.15, issued as reports of research on gravity warm-air furnace heating.  Edited by James D. Hoffman...
Contributors: Hoffman, James David, 1868- ed.; National Warm-Air Heating and Air Conditioning Association (U.S.)
Publisher: National Warm-air Heating and Air Conditioning Association
Published: 1935
Place of publication: Columbus, O
Language: eng
Number of pages: 516
Subjects: Hot-air heating; Furnaces
Other titles: Warm-air heating.
Notes: The investigation was conducted in cooperation with the National Warm-air Heating and Air Conditioning Association.  cf.Pref.