Clarkson, Maryland
Clarkson is an unincorporated community in Howard County, Maryland, United States. A postal office operated in the community from 14 September 1889 to 31 October 1931.[1][2][3] Clarkson was the site of strategic simulations by the U.S. Army in 1922 training manuals.[4]
39°17′53″N 76°56′08″W / 39.29806°N 76.93556°W[5]
References
- ↑ "Checklist of Maryland Post Offices". Smithsonian National Postal Museum. 12 July 2007. Retrieved 17 May 2014.
- ↑ J. Onwhyn (1909). The Lancet, Volume 2, Part 1.
- ↑ Rand McNally International Bankers Directory. 1911. p. 1259.
- ↑ United States. General Service Schools. Fort Leavenworth. Kan. Tactical and Strategical Studies: Corps and Army.
- ↑ "Clarkson, Maryland Latitude/Longitude". Lat-Long.com. Retrieved 19 August 2014.
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