Patrick Stephens, publishers, correspondence, 1973-6, drawing of Rothesay Bay, newspaper cuttings, 1937 Box 40 Unit ID: 347
Penguin Books, correspondence, 1946-7, concerning articles on modern whaling, correspondence, 1971-7 regarding chapter from Set of The Sails Box 41 Unit ID: 350
Penn, William's Ship 'Welcome', correspondence, 1960-5 regarding rebuilding of 'Welcome' some photographs and drawings Box 41 Unit ID: 351
Percival Marshall, publication correspondence 1948-57 and article by A.V. 'A Fine New Polar Vessel' Box 41 Unit ID: 352-352A