Helicopter on post office annex roof, Los Angeles, Calif., 1946

7 photographs of an Army Air Force rescue helicopter with mail bags loaded into it, Los Angeles, California, 1946 June 17. The helicopter either takes off or lands on the roof of the United States Post Office annex, and mailbags are shown on a wheeled cart and in the helicopter. In negative no. 5 the Los Angeles City Hall can be seen in the distance.

1946年6月17日，美国加利福尼亚州洛杉矶，共7张记录美国陆军航空军（Army Air Force）救援直升机装载邮袋场景的照片。该直升机正于美国邮政总局附属建筑的楼顶起飞或降落，画面中可见手推车上及直升机舱内的邮袋。在第5张照片中，远景处可见洛杉矶市政厅。