National Ocean Service Aerial Photographs: Seward Peninsula Coastline - Flight Line 27

This aerial photograph collection consists of about 1897 frames of color infrared and natural color transparencies. It was flown in the summers of 1976 and 1977 for the Outer Continental Shelf Environmental Assessment Program, at an altitude ranging from about 5,000 - 18,400 feet. ECR prefix indicates color infrared, and CC/ZC indicates natural color. It is filed by flight line. This subset of the aerial photograph collection includes flight lines that included coastline from the Seward Peninsula. Flight lines include numbers 8-14 and 24-40. There are 846 images in this subset, 281 natural color images and 565 color infrared images. The photography may be ordered from the National Archives or duplicated in the National Ocean Service photo lab.本航空摄影数据集包含约1897帧彩色红外（color infrared）与自然色（natural color）透明正片航摄影像。本次航空拍摄任务于1976年和1977年夏季为外大陆架环境评估计划（Outer Continental Shelf Environmental Assessment Program）开展，飞行高度介于约5000至18400英尺之间。 影像前缀ECR代表彩色红外航片，CC/ZC代表自然色航片。 该数据集按飞行航线进行归档。 本次子数据集涵盖覆盖苏厄德半岛（Seward Peninsula）海岸线的飞行航线，涉及的航线编号为8至14以及24至40。该子集合共计846幅影像，其中自然色航片281幅，彩色红外航片565幅。 相关航摄影像可向美国国家档案与文件署（National Archives）申请订购，或在美国国家海洋服务局（National Ocean Service）的影像实验室进行冲印复制。