Brian Macphie defeated Donnie Isaak 6-0 6-4 in the USA 3 Masters 1 round of 64 on hard.
Macphie B. took it in straight sets.
Brian Macphie beat Donnie Isaak 6-0 6-4. Umpiry, "Brian Macphie vs Donnie Isaak — USA 3 Masters 1 Round of 64", https://umpiry.com/match/1992-06-01/isaak-vs-macphie-usa-3-masters-1-r64?utm_source=cite (as of 1 June 1992).