Collection includes news clippings about fires in New York City; typed descriptions of signals from fire alarm boxes for particular fires in New York, notes about New York's alarm system in the nineteenth century; and lists of numbers of engines, companies, battalions, location and apparatus for fire departments in Chicago, Detroit, Baltimore, and other cities. Also correspondence of officials of New York's Fire Department; fire alarm assignment cards for Chicago, San Francisco, and Boston; directories listing fire and police alarm locations for San Francisco, Toledo, and Boston; some newsletters and memorabilia; hand drawn maps showing locations of New York City fire engine companies; and apparatus record of the New York Fire Department enumerating type and quantity of equipment used.