From the Media Guide: GEOFF JENKINS - CAREER HIGHLIGHTS 1998: ...made a spectacular Major League debut on April 24 at San Francisco going 2-4 with a single, a homer, two runs scored and an RBI... became the first player in Brewers history to homer in his Major League debut.. was the second player in Milwaukee baseball history (Chuck Tanner, 1955 Milwaukee Braves) to accomplish the feat...