General Notice 242-C (May 1, 1972)

General Notice 242-C, dated May 1, 1972, is titled "Instructions for the handling of locomotive cranes, derricks, power shovels, mining machinery with cutting arms and other pivoted machinery with booms attached or detached, either on their own wheels or on cars." Below is a PDF copy of this document along with a cover letter from R. B. Hasselman, Assistant Vice President - Transportation, to various managers under him.