Commonwealth War Graves Commission

English Heritage

Imperial War Museum

National Maritime Museum

Nelson Mandela Metropolitan Art Museum

South African Heritage Resources Agency

South African National Museum of Military History

Shipwreck Centre and Maritime Museum, Arreton, Isle of Wight

CASBAH

University of Glasgow Archive Services (a resource for shipbuilding on the Clyde)

Liverpool Nautical Research Society

Merseyside Maritime Museum - Maritime Archives and Library

h2g2 (BBC site)

The Merchant Navy Association