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C-2 A-61124 March 1999
Three Level Offset Format
Field A is defined as having a field length of zero.
Field B is defined as having a field length greater than zero.
Field C is defined as having a field length greater than zero.
Fixed Field may be defined, if desired.
Example: FFFFFF.CCC.BBB.
Three Level Format
Field A is defined as having a field length greater than zero.
Field B is defined as having a field length greater than zero.
Field C is defined as having a field length greater than zero.
Fixed Field may be defined, if desired.
Example: FFFF.CC.BBB.AAA