Robert Kraus defeated Djalmar Sistermans 6-3 6-1 in the USA 2 Masters 1 round of 16 on clay.
Kraus R. took it in straight sets.
Robert Kraus beat Djalmar Sistermans 6-3 6-1. Umpiry, "Robert Kraus vs Djalmar Sistermans — USA 2 Masters 1 Round of 16", https://umpiry.com/match/1997-05-16/kraus-vs-sistermans-usa-2-masters-1-r16?utm_source=cite (as of 16 May 1997).