ΝΝ-23-81 (pp. 4548-4549)

House O; House E ... ΝΝ-23 4548, 4549 ΝΝ 2815 SS 9979 ΝΝ:1947.0515:1 ΝΝ:1947.0515:2 ΝΝ:1947.0515:3 ... 15 May 1947