Boiling paper was part of series of melostrength tests, the ordinary paper (R) dissolved as soon as water boiled, treated paper was still intact after 72 hours.
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Details
Title: Wet-Proof Paper
Date: 1953-08-13, 1953-08
Location: US
Physical Dimensions: B/W PRINT
Subject Keywords: Proof, Wet, 1950s, Paper, Paper Industry, Paper Industry, 1950s