[Fire Alarm System.]

[Fire alarm box.]

[Fire fighter with fire alarm box.]

Fire alarm box at 11th Avenue

Boots- N.Y.F.D. [Dalmatian dog at fire alarm box.]

[Fire alarm box.]

"The Alarm" Fire Dept. N.Y. City

[Interior of a fire station.]

Man Leaning on a Fire Alarm Box

[Four alarm fire at La Guardia Airport.]

[Ranger checking fire alarm at the New York World's Fair.]

Metropolitan Fire Department Code of Signals

[5 alarm fire at 8th Street and Broadway.]

[S.S. "Normandie", Fire Detector Board.]

[Five alarm fire at Brentano's Book Company.]

[Five alarm fire, Catholic Church, 187 and Belmont Avenue.]

[Hose cart of Engine 58 smashed by falling wall at a five alarm fire in Washburn Wire Works.]

[Three alarm fire on West Broadway.]

[Five alarm fire, Lower East Side.]

[Five alarm fire at 8th Street and Broadway.]