ΝΝ-6-44 (pp. 1078-1079)

Drain A ... ΝΝ-6 1078, 1079 ΝΝ:1939.0517:2 N 37028 Section ΝΝ 216 Section ΝΝ 217 Section ΝΝ 218 ... 17 may 1939