Peter Tramacchi defeated Jeff Chiang 6-3 6-3 in the USA 2 Masters 4 round of 64 on hard.
Tramacchi P. took it in straight sets.
Peter Tramacchi beat Jeff Chiang 6-3 6-3. Umpiry, "Peter Tramacchi vs Jeff Chiang — USA 2 Masters 4 Round of 64", https://umpiry.com/match/1991-04-29/chiang-vs-tramacchi-usa-2-masters-4-r64?utm_source=cite (as of 29 April 1991).