The Heating Problem Solved [Cover Title]. The Sparks-Eddins Vacuum Pump. Engineers And Architects Who Are Alive To Modern Improvements Will Appreciate The Merits Of The Pump

AUTOMATIC VACUUM PUMP COMPANY

Publication: Farish & Company, n d (ca 1910), St Louis

First edition. 6" x 9" oblong pictorial, string-tied wrappers, 20 pp., preface, illustrated from photographs, errata slip tipped-in. Text printed in black with orange borders. "Sparks-Eddins Vacuum System creates a vacuum and this vacuum expedites steam travel, or circulation, giving Quick Heat without increasing the Fuel Consumption. The Sparks-Eddins Vacuum Pump maintains this vacuum at all times and does it automatically. It will positively reduce fuel expense 25% and create the maximum heat in each radiator and in every loop of each radiator and do it better than any other device even conceived." Five photographic views of office buildings in St. Louis that use this heating system and two views of the vacuum pump. Off-white covers are lightly soiled, faint vertical crease in the center, else a very good copy.

Inventory Number: 43205Sold -- Contact us