Sweet’s indexed catalogue of building construction for the year 1906 (1906)
New York : Chicago : Architectural Record · leaf 706
CROCKER-WHEELER FORM L MOTORDriving Church Organ Bellows CROCKER-WHEELER FORM I MOTORDriving Contractors Hoist CROCKER-WHEELER MOTORDirect Connected to Fan ELECTRIC FANS AND BLOWERS—Electric Fans and Blowers, such as we supply for restaurants,schools, churches, etc., are not driven by belts or…
Building materials
Internet Archive · Public Domain Mark 1.0. Free to use for anything.