Underwood &amp; Underwood Stereographs of Manufacturing Industries, 
<p>Set 4 - Making blown-glass bottles. Glass Works, N.J., 
Image 18 - Blowing and turning a bottle while in the mould.
</p>
These stereographs were created and sold as a set for educational use by Underwood &amp; 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.
<div class="fn value">
Unknown<span style="display: none;">Unknown </span></div>
between circa 1895 and circa 1921 <div style="display: none;">date QS:P571,+1500-00-00T00:00:00Z/6,P1319,+1895-00-00T00:00:00Z/9,P1326,+1921-00-00T00:00:00Z/9,P1480,Q5727902</div>
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