Benthograph in water beside crane barge, near Catalina Island, ca. 1950

benthograph/benthoscope in the water suspended by cable from crane barge, near Santa Catalina Island, Channel Islands, California, USA, ca. 1950. Three men (only Dr. Maurice Nelles head with hat is visible) look on. A ship is in the background near the island.1950年前后，美国加利福尼亚州海峡群岛圣卡塔利娜岛附近海域，一台海底观测装置（benthograph/benthoscope）通过缆绳悬挂于起重驳船下方的水中。画面中共有三名男子，仅戴帽的莫里斯·内勒斯（Dr. Maurice Nelles）博士的头部清晰可见，其余二人未完全显露，三人正注视该装置。背景中靠近岛屿的区域有一艘船舶。