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Valve and governor rig, Dominion Coal Company, Ltd.
Geared electric hoist, Lehigh Valley Coal Company
Geared hoisting engine, Tioga Coal Co.
General plan of geared engine, Jamison Coal and Coke Company
Detail of tire for cement kiln, Pacific Portland Cement Co.
Sectional gear ring for cement kiln, Vulcanite Coal Co.
Drum for electric hoist
Cast drum
Double intake, reversible, steel ventilating fan
Geared engine, Frick Coke Company
Wood lagged drum, Pioneer Mining and Manufacturing Company
Conical drum
Cast iron grooved drum
Air compressor heads
Wood lagged drum with lane friction, Parrish Coal Co.
Double drum geared electric hoist, Consolidation Coal Co., #123, Jenner, Pennsylvania
General plan, double inlet steel ventilating fan, Pennsylvania Coal Co., Wyoming, Pennsylvania,
Link reversing geared hoist engine, Lehigh & Wilkes-Barre Coal Company

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