Try:
http://www.naco.faa.gov/content/naco...FR_Symbols.pdf

Rod

"David Kazdan" wrote in message
...
South side, towards the west, W83 deg 09 min, N45 deg 08 min, just above
the box for the Alpena VORTAC. Is that a shipwreck with mast sticking up,
or what? Seems that the water would be too deep there for a mast to be
visible. I can't remember ever seeing that symbol before. Anyone?

David