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Memo:
Display of Hartners
Computer at
Smith lonian Anstitute
museum of History + april Technology 65
RWP inventor
Ba
Vogel
When You THINK of Printing-Call
BRYANT PRESS
YOUR PRINTING COUNSELLORS
Baxter Boulevard - 772-0127 - Portland, Maine
Specializing in "CENT" SNAP-OUT Forms
Document source description
This is a publication about a comparator machine for the inspection of screw threads, with illustrations by Russell W. Porter.
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