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  2. Engine Company 21 (Chicago) - Wikipedia

    en.wikipedia.org/wiki/Engine_Company_21_(Chicago)

    Engine Company 21 in 1873. Engine Company 21, organized in 1872, was the first all-black fire company in the Chicago Fire Department. The fire pole was invented by members of the company in 1888, and after inventing it, Engine 21 had the fastest response time in the city.

  3. Dennis Specialist Vehicles - Wikipedia

    en.wikipedia.org/wiki/Dennis_Specialist_Vehicles

    1916 N-Type fire engine Jezebel 1953 F8 Fire Water Tender Hong Kong Fire Services Department Dennis Sabre fire engine. Dennis fire engines were noted, from their 1908 outset, for their use of a Gwynnes made centrifugal pump or 'turbine' as a water pump, rather than the piston pumps used by other makers. This was more complex to build than the ...

  4. Engine House No. 7 (Washington, D.C.) - Wikipedia

    en.wikipedia.org/wiki/Engine_House_No._7...

    Built in 1884, Engine House No. 7 was home to Engine Co. No. 7 before the segregation of the Department in 1940 when it then housed the historic first all-black fire squad, Engine Co. No. 4. After Engine Co. No. 4 moved to a new location in 1976, Engine House No. 7 was sold to private owners and turned into a major local art studio.

  5. Dennis Brothers - Wikipedia

    en.wikipedia.org/wiki/Dennis_Brothers

    [1] 24/30 and 30/35 White and Poppe engines were offered, and soon became usual, indicative of a gradual climb in market status. [1] Two models, a 20hp and a 35/40, both fours, appeared in 1908, [1] while on the commercial vehicle side, the first Dennis fire engine appeared the same year.

  6. Firefighting apparatus - Wikipedia

    en.wikipedia.org/wiki/Firefighting_apparatus

    The red engine is used by CAL FIRE, the yellow engine is used by the Bureau of Land Management, and the green engine is used by the United States Forest Service. Due to the need for firefighting apparatus to be highly visible, they are, similar to other emergency vehicles, painted in conspicuous colors, such as white, yellow, orange, or, most ...

  7. Joseph Jenckes Sr. - Wikipedia

    en.wikipedia.org/wiki/Joseph_Jenckes_Sr.

    First fire engine in North America (inconclusive, but according to the Library of Congress [34]) Boston suffered a serious fire in 1653 and the following year the selectmen of Boston approved the purchase of fire engines from Joseph Jenckes: "The select men have power and liberty hereby to agree with Joseph Jynks for Ingins to Carry water in ...

  8. External combustion engine - Wikipedia

    en.wikipedia.org/wiki/External_combustion_engine

    An external combustion engine (EC engine) is a reciprocating heat engine where a working fluid, contained internally, is heated by combustion in an external source, through the engine wall or a heat exchanger. The fluid then, by expanding and acting on the mechanism of the engine, produces motion and usable work. [1]

  9. Supermarine Spitfire (Griffon-powered variants) - Wikipedia

    en.wikipedia.org/wiki/Supermarine_Spitfire...

    The Rolls-Royce Griffon engine was designed in answer to Royal Navy specifications for an engine capable of generating good power at low altitudes. Concepts for adapting the Spitfire to take the new engine had begun as far back as October 1939; Joseph Smith felt that "The good big 'un will eventually beat the good little 'un."