『Specifications and performance data on service airplanes of Navy, 10 September 1945. Report No. 27-a(26), USSBS Index Section 6 (文書名:Records of the U.S. Strategic Bombing Survey ; Entry 46, Security-Classified Intelligence Library. 1932-1947. 65 ft = 米国戦略爆撃調査団文書 ; 各種日本関係情報)』https://dl.ndl.go.jp/pid/4010718/1/1