Complex sentence: Then, after 5½ seasons as a Baltimore scout, he rejoined the Orioles staff when Weaver was promoted from first-base coach to manager in July 1968 and served until his retirement at the close of the 1975 season.
Split into simpler sentences: Then, after 5½ seasons as a Baltimore scout, he rejoined the Orioles staff when Weaver was promoted from first-base coach to manager in July 1968. Staller served until his retirement at the close of the 1975 season.