Photo of the Kohtla-Järve shale oil extraction plant owned by Esimene Eesti Põlevkivitööstus.
<bdi><a href="https://www.wikidata.org/wiki/Q16403982" class="extiw" title="d:Q16403982"><span title="Estonian photographer (1892-1942)">Carl Sarap</span></a>
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1937<div style="display: none;">date QS:P571,+1937-00-00T00:00:00Z/9</div>
Filmiarhiiv