This page was last modified on 14 December 2009, at 20:47.
This page has been accessed 1,376 times.

» Create a book
» File:Photos-reveal-unsuspecting-facts 1931.pdf
File Discussion View source History

File:Photos-reveal-unsuspecting-facts 1931.pdf

Photos-reveal-unsuspecting-facts_1931.pdf(file size: 7.94 MB, MIME type: application/pdf)

"...In spite of all the misery caused by razor blades so dull that they nearly pull the hairs out by roots, it is only now that a Washington expert, as a result of an investigation undertaken for Popular Science Monthly, is able to reveal, in a marvelous series of photomicrographs, just what a razor edge actually looks like when it is sharp, or dull, and what stropping actually does to the cutting edge..."

Popular Science Monthly, October, 1931

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeDimensionsUserComment
current20:47, 14 December 2009 (7.94 MB)Marosell (Talk | contribs) ("...In spite of all the misery caused by razor blades so dull that they nearly pull the hairs out by roots, it is only now that a Washington expert, as a result of an investigation undertaken for Popular Science Monthly, is able to reveal, in a marvelous )

The following page links to this file:


Powered by MediaWiki