Maps
Bathymetry Maps of Unknown Origin
These two maps are clearly of a more complete set. The bathymetry is rather crude. Enlarge them to see more detail.

To see the full size version [2.6 MB] one has to download and enlarge the full map here:
This is the second one of the two map types:

To see the full size version [2.9 MB] one has to download and enlarge the full map here:
Send me a message if you know where they can be found!!!!