Roll of Membership SCHLOSS, Newton L. (1913).

American Society of Heating and Ventilating Engineers Guide ** that would be furnished for coat-fired boilers.

"KKll'AN society of Heating uttuiNEEHs Guide 7.

Air System Equipment Air Filters CORPORATION Milwaukee 2, Wisconsin Manufacturers of PERMANENT and Replaceable AIR Filters for Heating, Ventilating, Air Conditioning, Aircraft and Industrial Use Badger designers and engineers have contributed many of today's most valuable developments in air filtration, dust, grit, and grease elimination in a wide variety of industries.