This is my first mod, so don't be too harsh
I like the Kriegsmarine grid in the Indian Ocean, but I've always thought it's a major shortcoming that it there aren't any grids for the Atlantic so I decided to add those grids.
I've placed them as accurately as possible, however some grids aren't displayed correctly as the game can only display square grids (and some, like AM/AN, aren't squares).
All grids in the atlantic and mediterranean ocean are added.
Here is the result:
Download link:
http://files.filefront.com/Atlantic+Grid+modrar/;11639847;/fileinfo.html