Two 1861 3c Rose and single 1861 1c tied by Phildadelphia datestamps on cover to Washington, DC, backstamped "U.S. Penny Mail/ Phila Pa Dec 5". Rated for a double weight envelope, with additional 1c stamp, to pay the carrier's fee for to the mails delivery to Philadelphia Post Office. Postmarked Dec 1, 1861.

Addressed to:
Mr. Alfred Layman
COM I, 118 REGT P V
CARE OF COL C M TRENOST
MARTINDALES BRIGADE
MARRELS DIVISION
WASHINGTON DC