1. SF – Frye, Oscar H. P. – Family History Materials.
  2. Merriam-Webster, s.v. “zither,” accessed March 31, 2014, http://www.merriam-webster.com/dictionary/zither.
  3. “United States Census, 1900,” index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/M9TN-1G3: accessed 29 May 2014), Carl Behr, Brookline town (west of St. Paul St. & north of Longwood Ave., Beacon St. & Summit Ave.), Norfolk, Massachusetts, United States; citing sheet 23B, family 454, NARA microfilm publication T623, FHL microfilm 1240669.
  4. “Famed Musician Plans Residence on North Shore,” Wilmette Life (Wilmette, IL), September 24, 1926.
  5. A. Doyle Moore, “The Autoharp,” New York Folklore Quarterly, December 1963, 263.
  6. Ibid., 266