Sheet J23,24,M3,4 Nilgala Ceylon Edition reprinted Military Series sheet 65 Dehra Dun 1942. Published SGC. Date of original survey 1905; Latest revision 1937; Printed 1939. SDC Reprinted 7.4.42. Reprinted Dehra Dun 1942 (May). Heliozincographed SIO Dehra Dun. Reg.No.35 X.D.D–42'6,200. Gridded.