Chicago, Illinois, March 21, 1933, and assigned to the Illinois Tool
Works, also of Chicago.

[8] U.S. patent 1899654, filed August 31, 1931, issued to F. A. Ward of
Detroit, Michigan, February 28, 1933, and assigned to the Gear Grinding
Company of Detroit, Michigan.

* * * * *

U.S. GOVERNMENT PRINTING OFFICE: 1964

For sale by the Superintendent of Documents, U.S. Government Printing Office
Washington, D.C. 20402--Price 20 cents

INDEX

Besson, Jacques, 107

Douglas, W. & B., Company, 113

Maudslay, Henry, 106, 113

Nason, Joseph, 114

North, Simeon, arms factory, 114

Olson, Carl G., 118

Vander Woerd, Charles, 116, 117

Ward, Frederick A., 120

Wetschgi, Emanuel, 108

Wetschgi, Manuel, 108, 111

Whitney arms factory, 114

Wilkinson, David, 113

End of the Project Gutenberg EBook of Screw-Thread Cutting by the
Master-Screw Method since 1480, by Edwin A. Battison

*** END OF THIS PROJECT GUTENBERG EBOOK SCREW-THREAD CUTTING SINCE 1480 ***

***** This file should be named 31756.txt or 31756.zip *****
This and all associated files of various formats will be found in:
http://www.gutenberg.org/3/1/7/5/31756/

Produced by Colin Bell, Joseph Cooper, Louise Pattison and
the Online Distributed Proofreading Team at
http://www.pgdp.net

Updated editions will replace the previous one--the old editions
will be renamed.

Creating the works from public domain print editions means that no
one owns a United States copyright in these works, so the Foundation
(and you!) can copy and distribute it in the United States without
permission and without paying copyright royalties. Special rules,
set forth in the General Terms of Use part of this license, apply to
copying and distributing Project Gutenberg-tm electronic works to
protect the PROJECT GUTENBERG-tm concept and trademark. Project
Gutenberg is a registered trademark, and may not be used if you
charge for the eBooks, unless you receive specific permission. If you
do not charge anything for copies of this eBook, complying with the
rules is very easy. You may use this eBook for nearly any purpose
such as creation of derivative works, reports, performances and
research. They may be modified and printed and given away--you may do
practically ANYTHING with public domain eBooks. Redistribution is
subject to the trademark license, especially commercial
redistrib