Benthograph lowered from barge, near Catalina Island, ca. 1950
收藏Mendeley Data2024-01-31 更新2024-06-29 收录
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资源简介：
Dr. Maurice Nelles directs crane operator (not visible) as the benthograph/benthoscope (not visible) is lowered over the edge of the crane barge, near Santa Catalina Island, Channel Islands, California, USA, ca. 1950. Another man feeds the power cables attached to the benthograph/benthoscope into the water.
创建时间：
2024-01-31
