1950 Press Photo Robert Vanark, a technician at Allis-Chalmers - mja01956

Complex nuclear research problems are being worked out in the new laboratories of Allis-Chalmers Manufacturing Co in Greendale. Robert Vanark, a technician extends his hand through portholes to examine contents of a sleeve tester in a vacuum decontaminati

Photo is dated 1950.

Photo measures 7.5 x 9.5 inches.

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