Folder: S.F. Strikes-1938-Mine, Mill and Smelter Workers Union.
Newscopy: "Responding to the first walkout call here this year, members of the Mine, Mill and Smelter Workers Union picket the Federated Metals Division plant of the American Smelting & Refining Co., at Spear and Folsom-sts. (Story on Page 1.)".