[Photograph 2012.201.B0414B.0230]
Description:
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "John M. Malloy, state mine inspector, holds one of the steel roof bolts and wedges which, if successful, will taken the place of timbers and roof supports."
Date:
June 15, 1951
Creator:
McLaughlin, Al
Item Type:
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Photograph
Partner:
Oklahoma Historical Society