The Seattle Mariners record their first win by defeating the California Angels, 7 – 6, at the Kingdome. Bob Stinson and Larry Milbourneeach hit run-scoring doubles in the 9th inning to seal the victory. Bill Laxton is the winning pitcher.

April 8, 1977 This Day In Baseball

On April 8, 1977 – The Seattle Mariners record their first win by defeating the California Angels, 7 – 6, at the Kingdome. Bob Stinson and Larry Milbourneeach hit run-scoring doubles in the 9th inning to seal the victory. Bill Laxton is the winning pitcher.

Source
Baseball Reference April 8

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