Summary:
Union Quartermaster General Montgomery Meigs writes to Herman Haupt, in charge of military railroads at Chambersburg in July, 1863. Meigs asks Haupt to withdraw all construction crews to Alexandria after Robert E. Lee recrossed the Potomac back into Virginia.

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Brig.-Gen. Haupt,
In charge Military Railroads, Chambersburg:

Washington,

July 14, 1863

Withdraw all your construction corps from Pennsylvania railroads, and bring them as quickly as possible to Alexandria. Lee has crossed the Potomac.

M. C. MEIGS,
Quartermaster-Gen.

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Bibliographic Information : Letter Reproduced from The War of The Rebellion: Official Records of the Union and Confederate Armies, Series 1, Volume 27, Serial No. 45, Pages 696, Broadfoot Publishing Company, Wilmington, NC, 1997.