United States, Immigration Commission (1907-1910), creator Dillingham, William P. (William Paul), 1843-1923 Bennet, William S. (William Stiles), 1870-1962 Dillingham, William Paul, 1843-1923 Bennet, William Stiles, 1870- Radcliffe College, Library,, former owner.
Martens, Ludwig Christian Alexander Karl, 1874-, creator Hardwick, Thomas W. (Thomas William), 1872-1944 Recht, Charles. Hourwich, Isaac Aaronovich, 1860-1924 Hoover, J. Edgar (John Edgar), 1895-1972 United States, Bureau of Immigration.
United States, Congress, House., Committee on Immigration and Naturalization., (62d, 2d session : 1911-1912)., creator Burnett, John L. (John Lawson), 1854-1919 Immigration Collection of Prescott Farnsworth Hall (Harvard College Library)
United States, Congress., House., Committee on Immigration and Naturalization., creator Gardner, Augustus Peabody, 1865-1918 United States, Congress, House., (59th, 1st session : 1905-1906). Immigration Collection of Prescott Farnsworth Hall (Harvard College Library)