Grove was a sandlot star in the Baltimore area during the 1910s. Grove didn’t play organized baseball until he was 19 years old. In 1920, he made his professional debut with the Martinsburg Mountaineers of the class-D Blue Ridge League, where he appeared in six games. In 59 innings pitched, Grove gave up just 30 hits, and he had an earned run average (ERA) of 1.68. His performance attracted the attention of Jack Dunn, Sr, the manager/owner of the minor league Baltimore Orioles, who also discovered Babe Ruth.
Lefty Grove is born in Lonaconing, Maryland
On March 6, 1900 Lefty Grove. Grove was born in Lonaconing, Maryland, one of eight children of John Robert Grove and Emma Catherine Beeman. He was from a family of coal miners.