<div class="description">
General view of the Mooney Viscometer in the Rubber Compounding and Processing Laboratory at the Naval Air Experimental Station. At the laboratory, the viscometer was used to determine the plasticity and scorch rate of uncured rubber stocks. This photograph was included in a 1949 Naval Air Experimental Station report on compounding rubber.</div>
This file was contributed to Wikimedia Commons by <a href="https://en.wikipedia.org/wiki/en:Science_History_Institute" class="extiw" title="w:en:Science History Institute"><span title="library, museum, and archive in Philadelphia, United States">Science History Institute</span></a> as part of a cooperation project. The donation was facilitated by the <a href="https://en.wikipedia.org/wiki/Digital_Public_Library_of_America" class="extiw" title="w:Digital Public Library of America">Digital Public Library of America</a>, via its partner PA Digital.<span style="text-align:left">
<ul><li><a rel="nofollow" class="external text" href="https://digital.sciencehistory.org/works/6395w7149">Record in source catalog</a></li>
<li>DPLA identifier: <a rel="nofollow" class="external text" href="https://dp.la/item/be05da62422f028cece92d98b5abfb10">be05da62422f028cece92d98b5abfb10</a></li>
<li>Science History Institute identifier: padig:SHI-6395w7149</li></ul></span>