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A Method of Cutting Very Fine Screws,1790 (7p) AMAZING

Posted: Sun May 24, 2015 2:10 pm
by ken572
(ALL) :D
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A Method of Cutting Very Fine Screws,1790 (7p)

(80tpi -110tpi – 120tpi – 140tpi) (Amazing for 1790)
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https://archive.org/stream/jstor-300786 ... 0/mode/1up
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https://archive.org/download/jstor-3007 ... 078670.pdf
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Enjoy 8)

Ken. :)

Re: A Method of Cutting Very Fine Screws,1790 (7p) AMAZING

Posted: Thu May 28, 2015 7:45 pm
by jcfx
Interesting read, a bit difficult to read with the ƒ's instead of the "s"
And there is this for those of us that wondered why like me , ƒ instead of S was used
in some of the words - http://en.wikipedia.org/wiki/Long_s