| Description | Written from 18 Duke Street, Westminster, London. The memorandum sets out special instructions for the management of the four centre barges with the crabs during the launch and explains their duties, the timing of their responsibilities and the signals that will be used to indicate different actions. The memorandum also points out certain issues and things that must be remembered during the launching and things that must be stocked in the barges, including sharp sand and remarks on the support that will be afforded to the barges. |