by Jung, Abendroth & Kelling
Bernard & Graefe, Munich, 1977.
paint and camouflage schemes of German naval ships. German text with English captions to the photos
softback. 143 pages. well illustrated.
very good condition.
ISBN 3763751475 .
Ballard, Robert DWeidenfeld & Nicolson 1993
Burt, R.A.Arms & Armour, 1985
by Michael L. Hadley
McGill-Queen’s University Press, 1985
a scholarly and comprehensive study of u-boat operations in Canadian waters during world war 2, and counter operations against them
Melvin, Michael J. ISBN 1872017576 .
Square One Publications, 1992