History of the British Army postal service bawling through a megaphone at each ship "Are you carrying mail?". This system remained in place until the Mulberry Harbours at Arromanches were established to allow mails to be docked more formally. The 6 Airborne Division Postal Unit RE (commanded by Captain JCG Hine RE and as a unit accompanied the Division on its airborne drops during the night of 5/6 June 1944), and the Beach Group APO S698 made the first despatch from Normandy on D+2 (8 June 1944). The main Base Army Post Office (No 8) arrived in theatre on D+10 (16 June 1944) and established itself in
Mulberry harbour Dundas & Whitson, Mowlem, Nuttall, Parkinson, Pauling & Co. and Taylor Woodrow. On completion they were towed across the English Channel by tugs to the Normandy coast at only 4.3 Knots (8 km/h or 5 mph), assembled, operated and maintained by the Corps of Royal Engineers, under the guidance of Reginald D. Gwyther, who was appointed CBE for his efforts. Both locations for the temporary harbours required detailed information concerning geology, hydrography and sea conditions. To collect this data a special team of hydrographers was created in October 1943. The 712th Survey Flotilla, operated from naval base HMS "Tormentor" in