The Reds top the Braves, 9 – 2, as Tommy Helms becomes the first Red player to go deep at Riverfront Stadium. Helms’s homer, which hits the LF pole just above the wall, is his only one of the year.

On july 1, 1970 The Reds top the Braves, 9 – 2, as Tommy Helms becomes the first Red player to go deep at Riverfront Stadium. Helms’s homer, which hits the LF pole just above the wall, is his only one of the year.

Source
Baseball Reference July 1