Clarkson,_Maryland Knowpia

Clarkson is an unincorporated community in Howard County, Maryland, United States. A postal office operated in the community from September 14, 1889, to October 31, 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 / 39.29806; -76.93556^[5]

References edit

^ "Checklist of Maryland Post Offices" (PDF). Smithsonian National Postal Museum. July 12, 2007. Archived from the original (PDF) on May 18, 2014. Retrieved May 17, 2014.
^ J. Onwhyn (1909). The Lancet, Volume 2, Part 1.
^ Rand McNally International Bankers Directory. 1911. p. 1259.
^ Tactical and Strategical Studies: Corps and Army. United States. General Service Schools. Fort Leavenworth. Kan.
^ "Clarkson, Maryland Latitude/Longitude". Lat-Long.com. Retrieved August 19, 2014.

[1] "Checklist of Maryland Post Offices" (PDF). Smithsonian National Postal Museum. July 12, 2007. Archived from the original (PDF) on May 18, 2014. Retrieved May 17, 2014.

[2] J. Onwhyn (1909). The Lancet, Volume 2, Part 1.

[3] Rand McNally International Bankers Directory. 1911. p. 1259.

[4] Tactical and Strategical Studies: Corps and Army. United States. General Service Schools. Fort Leavenworth. Kan.

[5] "Clarkson, Maryland Latitude/Longitude". Lat-Long.com. Retrieved August 19, 2014.

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