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McIntyre Furnace 
Name: McIntyre Furnace
Collection: Vogel Slide Collection
Site: McIntyre Furnace
Unit: 4
Piece: 4-10
Structure: Blast Engine Crankshaft
Photo credit: Robert M. Vogel
Photo date: 1973-08-08
Notes: View of geared crankshaft for 4-cylinder blast engine (built ca. 1854).