II, III, IV : well defined stroses at east end of trench. 3 = hard lower strosis (= III). 4 = drain ... AMS Horizontal (normal)
Notebook/Coins ... D. Burr-Thompson H.Α. Thompson M.A. Frantz T.L. Shear, Jr ... 3319 3520 ... 1954, 1955, 1961, 1967
