Technology and Operations
This forum is for discussing technological & operational matters pertaining to U-boats.
Subject | Written By | Posted |
---|---|---|
Hull Popping Noise | Pat | 03/20/2010 09:13PM |
Re: Hull Popping Noise | ROBERT M. | 03/20/2010 11:35PM |
Re: Hull Popping Noise | pat | 03/21/2010 03:47PM |