Notebook ... Arthur W. Parsons, Margaret Crosby ... 1 200 ... 1947
ΠΠ-1 22, 23 ΠΠ 285 P 18479 ΠΠ:1947.0501:1 ΠΠ:1947.0501:2 Section ΠΠ 10 ... 1078-1081 A.D.