August 5, 1921: KDKA’s Harold Arlin broadcasts first baseball game over commercial radio as Pirates rally to beat Phillies
Jimmy Zinn spent 1921 as a swingman on the Pittsburgh Pirates’ pitching staff, contributing occasional starts but more often working from the bullpen. One of his most valuable performances came on August 5 at Pittsburgh’s Forbes Field. Tossing six innings of nearly spotless relief and adding two key hits, Zinn sparked the first-place Pirates to […]