Sheet 30L : Sheet H-41U Nok Kundi GSGS 3919 First Edition 1942, printed 1941. Compiled and published originally SGI 1915 and revised to 1940. Compiled from surveys 1895-96, 1898-99 and 1932. Published WO 1942. Heliographed OSO 1942. 1000/4/41. No.2 REP.SEC.R.E.