a) T.W.S.C. and Fred Olsen (for himself and on behalf of the Bonheur Steamshipping Co.): East Norway, British trades, April 1905

b) T.W.S.C. and Fred Olsen (for himself and on behalf of Bonheur Steamshipping Co.: East Norway and British trade (renewed January 1911), April 1908

c) Fred Olsen, H.Heitmann & Son, T.W.S.C. and K. Andersen: East Norway, London goods traffic, February 1909

d) T.W.S.C. and Fred Olsen (for himself and on behalf of the A.S. Ganger Rolf: British-Norwegian trade, December 1910

e) Extract from letter from H.Heitmann, Oslo, regarding Norway trade divisions