Page:Miscellaneous Papers on Mechanical Subjects.djvu/29

This page has been proofread, but needs to be validated.

A PAPER

ON AN

UNIFORM SYSTEM OF SCREW THREADS,

READ AT THE

INSTITUTION OF CIVIL ENGINEERS,
IN 1841.


This article is issued from Wikisource. The text is available under Creative Commons Attribution-Share Alike 4.0 unless otherwise noted. Additional terms may apply for the media files.