[Interior, boiler room.]

[Interior, boiler room.]

[Interior, boiler room.]

Sixth Avenue. Boilers

[Interior, boiler room.]

[Interior, boiler room.]

Franklin Street and Greenwich Street. B. Fischer and Co. Factory, boiler room.

Furnace and boiler room

Interior, manufacturing shop with boiler, oven and bags

Furnace and boiler room

["Gulf Queen", boiler room looking to starboard.]

71 Morton Street. Interior, boiler

Manhattan College. Interior, boiler room

[Interior, boiler room showing fire damage.]

Rodin Studio Building. Boiler Room - Looking S.

116 West 32nd Street. Milliner. Interior, boiler room

["Gulf Queen", boiler room looking to port at oil pumps.]

447 West 38th Street. H.M. Smith. Interior, boiler

530 West 27th Street. Lyon's Tooth Powder Company. Gas fired boiler

153 Madison Avenue. Redlich & Company, silversmiths. Interior, boiler room