Background information on the Spanish Armada and the Armada wrecks off the Irish coast; detailed information concerning the loss of the Santa Maria de la Rosa and the San Juan; information concerning the treasure - contents of the Armada ships; and notes on the expedition's organisation.
Typescript progress report of seven years research and underwater investigation into the sinking of the Santa Maria de la Rosa, 1968.
Copy of a brochure on plans to locate and excavate four distinct ship-types (caravel, pinnace, bark and frigate) of the 16th century Caribbean Sea and to raise from the sea the lead coffin in which Drake was buried at sea, September.1974.