Underwood &amp; Underwood Stereographs of Manufacturing Industries, 
<p>Set 7 - Salt-making, 
Image 48 - A reservoir after evaporation – turning up the salt – salt fields Solinen Russia.
</p><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.
</p>
According to a similar publication by the same publisher,<sup id="cite_ref-1" class="reference"><a href="#cite_note-1">[1]</a></sup> these salt fields were located at the coast of the Black Sea in the Odessa area (today in Ukraine).
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Unknown<span style="display: none;">Unknown </span></div>
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