|
|
SUBSIM: The Web's #1 resource for all submarine & naval simulations since 1997
|
SUBSIM: The Web's #1 resource for all submarine & naval simulations since 1997 |
12-02-08, 11:03 PM
|
#2 |
|
Captain
 Join Date: Sep 2008
Location: Southeastern USA
Posts: 546
Downloads: 1
Uploads: 0
|
Well if I recall, the first time it was used was in WW1 about 1917 to reduce the losses by the German U boats. This was shortly before America entered the war. I can't remember the exact date. You mean WW2 anyway. Not too sure on that one.
|
|
|
|
|
Threaded Mode