United States Postal Service, Springfield College, and Glenn A. (Glenn Alvero) 1921-2006 Olds. Basketball centennial stamp first day issue and cover letter from Dr. Glenn Olds to his colleagues at Springfield College. Springfield College, 20 Nov 1961. Web. 30 Apr 2025. <http://cdm16122.contentdm.oclc.org/cdm/ref/collection/p15370coll2/id/19471>.

United States Postal Service, Springfield College, & Glenn A. (Glenn Alvero) 1921-2006 Olds. (1961, November 20). Basketball centennial stamp first day issue and cover letter from Dr. Glenn Olds to his colleagues at Springfield College [Document]. Retrieved from http://cdm16122.contentdm.oclc.org/cdm/ref/collection/p15370coll2/id/19471

United States Postal Service, Springfield College, and Glenn A. (Glenn Alvero) 1921-2006 Olds. "Basketball centennial stamp first day issue and cover letter from Dr. Glenn Olds to his colleagues at Springfield College." Document. Springfield College, November 20, 1961. Springfield College Archives and Special Collections, http://cdm16122.contentdm.oclc.org/cdm/ref/collection/p15370coll2/id/19471 (accessed April 30, 2025).