2015.028.043 Drillers at work with compressed air drill salt mine Kansas (cropped and retouched)
Summary
Underwood & Underwood Stereographs of Manufacturing Industries,
Set 7 - Salt-making,
Image 43 - Drillers at work with compressed air drill salt mine Kansas.
These stereographs were created and sold as a set for educational use by Underwood & Underwood, a maker of stereoscopic images and equipment. This set was produced between 1895, when the educational unit was established, and 1921, when the company was sold.
Tags
drill bits
drilling machines
images from the science history institute
salt mines
underwood underwood stereographs of manufacturing industries
manufacturing
high resolution
underwood and underwood
Date
1895
Source
Wikimedia Commons
Link
Copyright info
public domain