Notebook ... R. S. Young ... 4201 4399 ... 1947
East of Great Drain ... ΝΝ-22 4280, 4281 ΝΝ 4541 T 2660 ΝΝ 2537 B 775 ΝΝ:1947.0421:2 Lot ΝΝ 785 Section ΝΝ 712 ... 21 Apr 1947