At Riverfront Stadium, Reds pitcher Roger Nelson has his no-hitter broken up by Bobby Bonds, who clubs a two-run homer in the 8th. Chris Speier homers in the 9th for the other Giants hit and Nelson finishes with a 4 – 3 win.

On May 15, 1974 — At Riverfront Stadium, Reds pitcher Roger Nelson has his no-hitter broken up by Bobby Bonds, who clubs a two-run homer in the 8th. Chris Speier homers in the 9th for the other Giants hit and Nelson finishes with a 4 – 3 win.

Source:
Baseball Reference May 15