Hearings on the Proposition To Apply a Portion of the Proceeds of Sales of Public Lands to the Endowment of Schools of or Departments of Mines and Mining, etc., in the Several States and Territories hearings before the United States House Committee on Mines and Mining, Fifty-Eighth Congress, second session and Fifty-Seventh Congress, first session, on Jan. 13, Feb. 4, Apr. 17, 1902, Jan. 19, 1904