TOP SECRET GUARD 2. Are we satisfied as to the security governing the transmission of information and material in either direction between England and the Long Range Weapons Organisation in Australia? Despatch of classified information and material to the L.R.W.O. is dealt with strictly in accordance with the instructions laid down in the Ministry of Supply "Staff Handbook on Security" dated 5th April, 1948, as amended in January, 1949. 1. Correspondence Correspondence in the lower classified category (i.e.