Bidspirit auction | 301A Field Telephone Set w/

301A Field Telephone Set w/ Metal Case - A field telephone set featuring a heavy-duty, black-painted metal case with reinforced riveted corners and a leather carrying handle. The unit is equipped with a side-mounted magneto generator operated by a crank handle housed within a protective metal ring. The bottom right corner of the diagram includes a printed line reading PRINTED IN U.S.A., while the top left is marked P-287200.