- Aberdeen Harbour Board.
- Aberdeen Maritime Museum.
- City of Aberdeen - Council Archives.
- University of Aberdeen - Archives and Library.
- City of Dundee - Council Archives.
- Professor Charles McKean, F.R.S.E. - Department of History, Dundee University.
- R.R.S. "Discovery".
- H.M.S. "Unicorn".
- City of Edinburgh Council.
- The Corporation of The Trinity House of Leith.
- Edinburgh Evening News.
- Forth Ports PLC.
- National Library of Scotland.
- City of Glasgow Council - Museums.
- Aberdeen Maritime Museum - 1997.
- "The Ben Line", 1939/1945 - 1946.
- "Ben Line" - Graeme Somner - 2009.
- "The Clyde" - John Riddell - 1988.
- "The Sea Dominies" - Iain Crawford - 1987.
- "The Port of Leith" - Mowat and Forth Ports PLC.
- "Shipping of the River Forth" - William J. Hendrie - 2002 (including Valentine's - 1933)
- "Merchantmen at War" - Ministry of Information - 1944.
- "British Coaster" - Central Office of Information - 1947.
- "One Man's River" - The Dan McDonald Collection, by Len Paterson - 1998.
In the event that we have omitted formal recognition this is entirely unintentional and for which we apologise.