On 5/27/2020 7:18 PM, Dan Smith wrote:
WW2 as part of a project to develop clear plastic gunsights.
Never hear that one
(doesn't mean it's not true) but I started using it in early
1960. It was made by Eastman Kodak and I think called 510 (or
E510). At that time it was understood it was designed for
gluing spliced film together.
-- Jon Miller For me time stopped in 1941 Digitrax Chief/Zephyr systems, JMRI User SPROG User NMRA Life member #2623 Member SFRH&MS