Visitors on crane barge, near Catalina Island, 1949

Group of visitors (men, women, and children) to the crane barge during benthoscope/benthograph diving operation, Emerald Bay, Santa Catalina, Channel Islands, California, 1949 October. William "Bill" Laner is among the visitors (sixth from left, standing). The Velero IV is in the background.1949年10月，加利福尼亚州海峡群岛圣卡塔利娜岛翡翠湾，在benthoscope（深海观察潜水器）/benthograph（海底摄影装置）潜水作业期间，到访起重驳船的访客群体（包含男性、女性及儿童）。访客群体中包含威廉·"比尔"·拉纳（William "Bill" Laner），其站在从左数第六的位置。背景中可见Velero IV（维莱罗四号）号船舶。