United States--History--Civil War, 1861-1865; Postal service--United States--History; Covers (Philatety)--United States--History; Patriotic envelopes; Washington, George, 1732-1799.
Design shows George Washington and includes quotation from his Farewell Address: "Every portion of our country finds the most commanding motives for carefully guarding and preserving the union of the whole". Design in red on white envelope.