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Hey maps folks,
 
I was going over my new manual for Format Integration Phase 2 and found
something which found very confusing.
 
For the 034 field,  what the heck is an "Outer ring" and an "Exclusion
Ring"??  How about a "g-ring"?
 
Same thing for the 255 field.
 
help
 
Christopher JJ Thiry
Map Librarian
Colorado School of Mines
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http://www.mines.edu:8080/library/maproom/