9 7/8 x 5 5/8 in. cover (toned, left edge separated where opened). Front with "Commonwealth of Pennsylvania, Executive Department," printed to upper left. Ink inscription to upper right reads: "We, the Electors, duly elected on the part of the State of Pennsylvania, to vote for a President and Vice President of the United States, do certify that a list of all the votes given for President and Vice President is contained herein." Ink inscription to seal flap reads: "The President of the Senate of the United States, Washington, D.C."

Cover features 26 signatures including that of James Sill, H.C. Johnson, John H. Ewing (1796-1887), Maris Hooper, David M. Rank, Winthrop W. Ketcham (1820-1879), John H. Bringhurst, George Morrison Coates, and others.

Envelope remains sealed along flap, though it has been cut into along left edge. No contents present.