1 item extracted from AIR 27/2767 (folio 337). Northern Pacific Ocean. 'Sketch map of Christmas Island' (now Kiritimati, Kiribati). Reference table to tracks, coconut trees, and coral and rocks. Published by the Survey Department, War Office and Air Ministry, 1956. Stamped: 'Secret'. MS additions, coloured, showing landing strips for aeroplanes and helicopters, and radio transmitters. Endorsed: 'Appendix 7 - April 1957'.