Worker cuts compressed air glass cylinders with the hot wire method, which preceded the Pennvernon process. Pittsburgh Plate Glass Company (PPG). 1925.
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Worker cuts compressed air glass cylinders with the hot wire method, which preceded the Pennvernon process. Pittsburgh Plate Glass Company (PPG). 1925.
Fullsize image: https://diqn32j8nouaz.cloudfront.net...d_fullsize.jpg
![]()
New plans added on 07/25: Click here for 2,363 plans for homemade tools.
marksbug (Jan 31, 2021), nova_robotics (Feb 1, 2021)
Had to dive in......Plenty o' info here.
https://www.google.com/search?client...+glass+cutting
Sincerely,
Toolmaker51
...we'll learn more by wandering than searching...
Working on inflatable rubber boats at the Goodyear Tire and Rubber Plant. California, 1943.
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New plans added on 07/25: Click here for 2,363 plans for homemade tools.
Millennials don't get to say "Hey! There's MY Mom!", and likely unaware maybe Grandmother instead.
Mine, occupied otherwise;
In fairness, her forte before this was NOT a war plant, or production of any kind. After sewing her fingers together making Lipton Tea bags........but a terrific Marine photographer! They addressed her as Babe, never mere babe.
Last edited by Toolmaker51; Feb 7, 2021 at 12:47 PM.
Sincerely,
Toolmaker51
...we'll learn more by wandering than searching...
Those inflatable rubber "boats" look a lot like the pontoons used during the war to temporarily bridge rivers. Wikipedia has a good article on pontoon bridges...
https://en.wikipedia.org/wiki/Pontoon_bridge
I copied a couple of pictures from that article to show the resemblence to the rubber "boats"
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Regards, Marv
Either we are alone in the universe, or we are not. Both possibilities are equally frightening.
baja (Feb 9, 2021), Jon (Feb 7, 2021), Toolmaker51 (Feb 7, 2021), volodar (Feb 9, 2021)
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