Complete call number or a classification number assigned by
Library and Archives Canada (LAC) or a library contributing to
LAC.
Second - Type, completeness, source of class/call number
0 - LC-based call number assigned by LAC
1 - Complete LC class number assigned by LAC
2 - Incomplete LC class number assigned by LAC
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 LAC
7 - Other class number assigned by LAC
8 - Other call number assigned by the contributing library
9 - Other class number assigned by the contributing library
$2 - Source of call/class number (NR)
MARC code that identifies the classification scheme used to
assign the call/class number when the second indicator
position contains value 6, 7, 8, or 9.