[Interior, manufacturing shop, metal melting furnace oven.]

[Interior, manufacturing shop, metal melting furnace oven.]

[Interior, manufacturing shop, metal melting furnace oven.]

[Interior, gas appliance showroom, furnace ovens.]

[Interior, B. Altman & Company. Furnace room.]

[Interior, gas appliance showroom, furnace ovens.]

[New York World's Fair. Ford Building. Interior, Lectromelt furnace.]

[Interior, manufacturing shop, metal melting furnace oven.]

317 East 34th Street. Granulator Soap Company. Interior, oven furnace

Furnace and boiler room

East 38th Street and First Avenue. Auto Strop Safety Razor Company. High temperature furnaces

119 Lafayette Street. Pouring Cork Company. Interior, oven furnace

[Interior, manufacturing shop, metal melting oven.]

Furnace and boiler room

[Furnace display, New York World's Fair.]

[Metalworker.]

East 38th Street and First Avenue. Auto Strop Safety Razor Company. Tempering furnaces

[Interior, showroom, detail of mantel.]

[Interior, showroom, detail of mantel.]

[Interior, showroom, detail of mantel.]