Gerald E. Tanner papers, SC136, Box: SC136 Box 001; Box: SC136 Box 002; Box: SC136 Box 003; Box: SC136 Box 004. University of Northern Colorado.
Gerald E. Tanner papers, SC136, Box: SC136 Box 001; Box: SC136 Box 002; Box: SC136 Box 003; Box: SC136 Box 004. University of Northern Colorado. https://uncoarchives.coalliance.org/repositories/2/resources/590 Accessed January 02, 2025.
