November 26, 1977 The Sanford News-Herald - Sanford Man Wins Title
This article features The 1977 GAYP Nationals in Sanford (11/21-25th) with Lowder winning on time decision over Balderson. This was the first American Checker Federation National GAYP Tournament, which has been scheduled ever odd year since.
Nov 30, 1977 - Sanford News-Herald - 1977 US National GAYP - Sanford, NC
Nov 26, 1977 - The News and Observer - Game stopped in middle - Champ dubious of victory