Some excerpts from letters written by General George I. Back, a Japanese university professor, and a visitor to the United States, praising Frank Polkinghorn. The document is in Polkinghorn's original handwriting. The back of the page says, "Family of Thomas Polkinghorn of Iron Mountain, Michigan and Denver, Colorado." The back page scan was rotated 180 degrees.
Letters Back, George I. (George Irving), 1894-1972 AT & T College teachers Electrical engineers Polkinghorn, Frank Civil Communications Section (CCS) Bell System
Time Period
Nineteen forty-nine, A.D Nineteen fifties
Place
Japan United States
Source
Original document: Letter excerpts; Kenneth Hopper Papers on Management; Box 18 Pamphlets and Guides, Photos, & Miscellaneous; F. A. Polkinghorn; Folder 30 Handwritten notes; 1 page
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