Postal Progress. 1907-1911. Post Office: The Minister of Peace. 4p. Postal Progress League.

Address the Postal Progress League, 125 E. 23d St., New York City.

*United States. Congress, House of Representatives. Parcels Post: Hearings before the Committee on the Postoffice and Post Roads. April 20-29, 1910, 322p. pa. 25c. Supt. of Doc.

Recommended for purchase.

United States. Congress. House of Representatives. Parcels Post: Hearings before Sub-Committee No. 4 of the Committee on the Postoffice and Post Roads, June, 1911, 390p. pa. Supt. of Doc.

Recommended for purchase.

*United States. Post-Office Dep’t. Data Relative to Proposed Extension of Parcel Post. (60th Cong., 1st Sess., Senate. Doc. 366.) 15p. ’08. Govt. Ptg. Office.

Reprinted from the Congressional Record. 42: 3041-5. Mr. 6, ’08.

World Almanac, 1911. Postal Information, pp. 99-105.