by Nebraska. Dept. of Public Instruction

1918

by Nebraska

1911

by Nebraska Academy of Sciences

1908

by Nebraska. Dept. of Public Instruction

1903

by Nebraska. Office of the Superintendent of Public Instruction

1901

by Nebraska Central College (Central City, Neb. : 1898)

1929

by University of Nebraska (Lincoln campus)

1929

by Bernard Christian Steiner, Charles Riborg Mann, Ellen Celia Lombard, Frank Victor Thompson, Frederic Lendall Bishop, Harold Waldstein Foght, International Kindergarten Union. Bureau of Education Committee. Subcommittee on Curriculum, Isaac Leon Kandel, J. H. Berkowitz, John Haywood Francis, Leonard V. Koos, Lorne Webster Barclay, Peter Henry Pearson, Sheldon Emmor Davis, Thomas Jesse Jones, United States. Bureau of Education, University of Nebraska (Lincoln Campus). Graduate School of Education, Waldo Selden Pratt, Walter Alexander Montgomery, William Thomas Bawden

1919

by Nebraska. Legislative Reference Bureau

1920

by Nebraska

1930

by Nebraska State Education Association

1928

by Nebraska. Legislature. Senate

1915