Mankato State College Mathematics Department July 20, 1967. First Row (left to right) - Richard Acquard, Joan Fehlen, Virginia Christian, Frances Torgerson, Margaret Perisho, Roland Lentz. Second Row - H. Harold Hartzler, Francis Hatfield, Charles Sigrist, John Shoemaker, Arthur Lindberg, James Adams, Oscar Joneson. Third Row - James Andersen, Howard Prouse, C. Dean Alders, Layne Hopkins, J. Harvey Croy, Burdette Wheaton, James Pelzl. Not Shown - Guy Formichella, Dean Turner, Carol White. A13291