I picked this book up yesterday.
All I can say is throw everything you have on u-boats away.
Well not litteraly but this is unreal.
UBOOTWAFFE 1939-1945
By Waldemar Trojca
Hard cover,
614 pages,
792 b/w photographs,
46 pages in color,
maps (these are full sperate maps) with marked locations of all sunken u-boots and allied ships,
100 color profiles,
3D drawings.
item # MHTT 20
Price: $99.99 USD / $124.99 CDN
check it out at http://www.airconnection.on.ca/Default.htm