Source：NARA via Academia Sinica 中央研究院臺灣文史資源海外徵集與國際合作計畫「美國國家檔案館典藏臺灣舊航空照片」 (G03489) The above photo captured three important facilities of Jitsugetsu hydro-electric power project: Power Plant No. 2 (burning, lower-left corner), Gun Cabinet Dam (top), and Erping Housing…