055 CLASSIFICATION NUMBERS ASSIGNED IN CANADA (R)
Indicators First Existence in NLC collection ^ Information not provided 0 Work held by NLC 1 Work not held by NLC Second Type, completeness, source of class/call number 0 LC-based call number assigned by NLC 1 Complete LC class number assigned by NLC 2 Incomplete LC class number assigned by NLC 3 LC-based call number assigned by the contributing library 4 Complete LC class number assigned by the contributing library 5 Incomplete LC class number assigned by the contributing library 6 Other call number assigned by NLC 7 Other class number assigned by NLC 8 Other call number assigned by the contributing library 9 Other class number assigned by the contributing library
Subfield Codes $a Classification number (NR) $b Item number (NR) $2 Source of call/class number (NR) $8 Field link and sequence number (R)