Postal bulletin, Mar. 13, 1939.

Postal bulletin, Oct. 20, 1939.
Published: (1939)

Postal bulletin, Aug. 30, 1938.
Published: (1938)

Postal bulletin, July 29, 1938.
Published: (1938)

Postal bulletin, Mar. 31, 1939.
Published: (1939)

Postal bulletin, Feb. 16, 1939.
Published: (1939)

Postal bulletin, Jan. 4, 1939.
Published: (1939)

Postal bulletin, Dec. 21, 1937.
Published: (1937)

Postal bulletin, July 13, 1938.
Published: (1938)

Postal bulletin, May 26, 1938.
Published: (1938)

Postal bulletin, June 21, 1937.
Published: (1937)

Postal bulletin, Sept. 15, 1937.
Published: (1937)

Postal bulletin, Aug. 3, 1937.
Published: (1937)

Postal bulletin, Apr. 18, 1938.
Published: (1938)

Postal bulletin, Feb. 11, 1937.
Published: (1937)

Postal bulletin, Aug. 24, 1938.
Published: (1938)

Postal bulletin, May 31, 1938.
Published: (1938)

[Prohibition of removal of postage stamps from undelivered foreign mail].
Published: (1878)

[Use of postage-free envelopes for official mail, opinion of Attorney General revoking part of Department Circular No. 1877/48].
Published: (1877)

Catalogue of postage stamps and stamped envelopes of U.S. and possessions, issued prior to Jan. 1, 1919.
Published: (1919)

[Requisitions of postage stamps].
Published: (1883)

Circular.
Published: (1873)

Discontinuing use of special delivery stamps on mail to Government offices.
Published: (1923)

Histoire de la poste aux lettres depuis ses origines les plus anciennes jusqu'a nos jours /
by: Rothschild, Arthur de, 1851-1903
Published: (1873)

Instructions concerning postage on foreign mail-matter.
Published: (1879)

A Description of United States Postage Stamps, 1847-1942.
Published: (1942)

Where to buy stamps, and why.
Published: (1923)

[Postage-free delivery of official Government mail, selected regulations].
Published: (1879)

Documentary internal revenue stamps at 3rd and 4th class post offices.
Published: (1925)

Postal bulletin, Mar. 13, 1939.
Published: (1939)

Treatment to be accorded undeliverable advertising matter not bearing return postage pledge with which are inclosed reply postal cards or post cards having uncanceled 1-cent stamps attached.
Published: (1924)

Procedure for administrative examination of postmasters' stamp accounts.
Published: (1923)

Postmasters at direct and central accounting post offices to use revised requisition blanks, Forms 3201 and 3201-A, for stamp supplies.
Published: (1925)

Excessive use of postage stamps.
Published: (1920)

Failure of post offices to require proper prepayment of postage on mail for foreign countries.
Published: (1932)

Sale of internal-revenue stamps in post offices.
Published: (1928)

Postal bulletin, Mar. 28, 1939.
Published: (1939)