Alison Machine Shop

Alison Machine Shop (HM20EB)

Location: Speedway, IN 46224 Marion County
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Country: United States of America
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N 39° 47.003', W 86° 14.467'

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Inscription
Side 1:
Entrepreneur James Allison helped establish Indianapolis Speedway Team Co., 1915, and later built a precision machine shop here near speedway to improve race cars. Upon U.S. entry in WWI, 1917, 500-mile race was suspended and he devoted shop resources to war effort, including making parts for Liberty aircraft engines. Shop name became Allison Engineering Co. by 1921.

Side 2:

General Motors purchased company, 1929, and focused work on aircraft engines. During WWII, Allison Division built 70,000 liquid-cooled V-1710 engines for fighter aircraft. Company grew to over 23,000 employees and received awards for excellence in production. By mid-1940s, it manufactured jet engines and transmissions, which later played a key role in Korean War.
Details
HM NumberHM20EB
Tags
Year Placed2015
Placed ByIndiana Historical Bureau and Allison Transmission
Marker ConditionNo reports yet
Date Added Friday, August 4th, 2017 at 7:02am PDT -07:00
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Locationbig map
UTM (WGS84 Datum)16S E 564982 N 4403990
Decimal Degrees39.78338333, -86.24111667
Degrees and Decimal MinutesN 39° 47.003', W 86° 14.467'
Degrees, Minutes and Seconds39° 47' 0.18000000000001" N, 86° 14' 28.02" W
Driving DirectionsGoogle Maps
Area Code(s)317
Which side of the road?Marker is on the right when traveling South
Closest Postal AddressAt or near 4900-4926 W 12th St, Speedway IN 46224, US
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