https://en.wikipedia.org/wiki/Carl_Georg_Barth
No. 753,840. PATENTED MAR. 8, 1904.
C. G. BARTH, H.. L GANTT F. TAYLOR. SLIDE RULE.
https://patents.google.com/patent/US753840
http://waywiser.fas.harvard.edu/people/964/carl-g-barth
See the exhibits in the above source. Milling slide rules are there.
1912
https://digital.libraries.ou.edu/cdm/compoundobject/collection/Taylor/id/2320/rec/5
1916
Standardization of Machine Tools
Start with the page.
https://babel.hathitrust.org/cgi/pt?id=njp.32101051068821&seq=921
https://babel.hathitrust.org/cgi/pt?id=njp.32101051068821&seq=923
The above is an example of industrial engineering of machine tools.
https://researchworks.oclc.org/archivegrid/record.php?id=269581216
AN INTERPRETIVE REVIEW OF 20TH CENTURY US MACHINING AND GRINDING RESEARCH
An e-Monograph on a Notable Chapter in the Lore of Machining Process Technology
M. Eugene Merchant, Senior Consultant
in association with
Susan M. Moehring, Manager, Program Development
TechSolve, Inc.
Cincinnati, Ohio, USA
2003
https://web.archive.org/web/20090205095514/http://abrasiveengineering.com/temp/Researchist.pdf
Carl Georg Barth's innovative slide rules for machine tool speeds, feeds, and depth of cut, showcased in patents like No. 753,840 (1904), reflect a pivotal era in Construction and engineering, laying the foundation for industrial efficiency and standardization of machine tools as seen in the 1916 documentation. Explore the exhibits in the provided sources to witness Barth's contribution to the intersection of science and manufacturing.
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