Page Comparison

The following was generated by exporting all unsuppressed physical titles and running the fields report in MarcEdit. A large chunk of the records (~800k) did not process, so the counts below reflect an estimate. They do not include electronic titles.

Tags likely not in use

Tag
900
~~903~~	Used 903 for Marcive TOC stamp
904
908
909
911
912
913
914
916
917
918
919
920
921
922
924
926
927
928
929
930
931
932
933
934
937
939
941
942
943
944
946
947
951
954
957
959
964
966
967
968
969
970
971
972
975
976
977
978
982
983
984
986
987
992
993
995

Tag and subfield presence count

Field	Subfield	In Records	Total	Use
901	ALL	127963	206888
901	$c		3381
901	$a		200963
901	$g		375
901	$d		8
901	$e		9
901	$7		1
901	$2		2
901	$3		33
901	$z		45419
901	$1		7
901	$x		14
901	$y		1
901	$4		1
901	$5		1
901	$s		48301
901	$p		30
901	$v		4
901	$t		48256
901	$k		1
901	$0		34
901	$i		38802
901	$n		364
901	$l		48279
901	$m		5
901	$b		40129
902	ALL	906914	1182406	Migrated Millennium bib data
902	$b		85147
902	$c		508
902	$s		5
902	$a		1182392	Millennium updated date
902	$u		4
902	$3		4
902	$0		2
905	ALL	25479	25996
905	$v		6450
905	$a		26107
906	ALL	188	188
906	$b		188
906	$c		188
906	$a		188
906	$f		188
906	$g		188
906	$d		188
906	$e		188
907	ALL	1148468	1152743	Migrated Millennium bib data
907	$s		1
907	$b		1149461	Millennium BIB LOC
907	$c		1149428	Millennium BCODE3
907	$a		1152743	Millennium record no.
910	ALL	805	805
910	$b		474
910	$a		780
910	$g		368
910	$d		805
910	$e		368
915	ALL	26034	26079
915	$a		26079
923	ALL	21	22
923	$d		21
923	$n		20
923	$a		9
923	$s		22
925	ALL	184	188
925	$b		187
925	$a		188
925	$e		16
925	$z		1
925	$x		187
935	ALL	556221	564001
935	$h		1
935	$a		564001
936	ALL	42	42
936	$a		60
938	ALL	43	89
938	$b		89
938	$c		10
938	$s		4
938	$a		89
938	$d		4
938	$i		4
938	$n		89
940	ALL	2	5
940	$b		5
940	$a		5
945	ALL	1153119	1730590	Migrated Millennium item data
945	$b		14765	Millennium item call number $b
945	$z		7186
945	$a		79237	Millennium item call number $a
945	$g		1723127	Millennium item copy no
945	$c		37
945	$u		472814	Millennium item volume enumeration
945	$k		7186
945	$h		279
945	$i		7186
945	$l		1730587	Millennium item loc
945	$m		278
948	ALL	3	3
948	$h		3
949	ALL	842	866
949	$b		1
949	$s		1
949	$a		759
949	$g		1
949	$t		739
949	$z		1
949	$i		846
949	$l		739
950	ALL	493125	544822
950	$a		8837
950	$f		13400
950	$d		210
950	$e		423
950	$z		1
950	$2		1
950	$7		5
950	$3		2
950	$1		2
950	$x		117595
950	$y		11416
950	$4		1
950	$5		3
950	$r		2
950	$p		3109
950	$v		10549
950	$t		4
950	$u		18
950	$0		1
950	$h		56390
950	$i		454047
950	$n		4797
950	$l		543978
950	$b		16959
952	ALL	9233	9562
952	$c		3
952	$a		9565
952	$f		1
952	$g		1
952	$d		651
952	$e		1
952	$z		100
952	$r		2533
952	$p		808
952	$q		2
952	$t		17
952	$u		2633
952	$j		46
952	$k		1874
952	$h		2633
952	$i		2233
952	$n		2535
952	$l		9
952	$b		9560
953	ALL	5	5
953	$a		5
955	ALL	439028	529327
955	$c		440827
955	$a		13002
955	$f		127
955	$g		17
955	$d		39
955	$e		91
955	$1		1
955	$x		1
955	$r		127035
955	$s		22206
955	$p		1
955	$q		12821
955	$w		108
955	$t		7
955	$u		130836
955	$k		1
955	$h		46834
955	$i		354878
955	$l		402490
955	$b		3193
956	ALL	3234	3236
956	$b		163
956	$a		3235
956	$l		3
958	ALL	2	2
958	$a		2
960	ALL	5576	5751
960	$g		1631
960	$d		175
960	$e		169
960	$z		5
960	$x		5
960	$y		150
960	$s		1806
960	$q		1782
960	$v		1806
960	$t		171
960	$u		1806
960	$k		5574
960	$o		1806
960	$l		5574
961	ALL	1583	1605
961	$d		198
961	$h		475
961	$i		1604
961	$f		1600
962	ALL	2	2
962	$v		2
962	$a		2
962	$t		2
963	ALL	7	7
963	$a		7
965	ALL	1	1
965	$a		1
973	ALL	9499	9555
973	$a		9
973	$t		9546
974	ALL	73071	73339
974	$a		5
974	$t		73334
979	ALL	979504	979708
979	$b		1678
979	$a		979708
979	$z		693
980	ALL	4343	4350
980	$b		4350
980	$r		170
980	$a		4349
980	$f		4340
980	$g		229
980	$e		4349
980	$h		2
980	$n		1
980	$o		170
981	ALL	4338	4342
981	$b		4178
981	$c		164
981	$a		3951
981	$d		4178
981	$e		4342
981	$j		164
981	$k		3951
981	$l		3951
985	ALL	43	43
985	$d		30
985	$e		13
985	$a		30
988	ALL	38	38
988	$s		39
988	$c		37
988	$a		38
989	ALL	3	3
989	$s		2
989	$b		1
989	$c		2
989	$a		3
990	ALL	103	103
990	$b		101
990	$c		2
990	$s		2
990	$a		2
990	$e		101
990	$j		101
990	$i		101
991	ALL	8	8
991	$b		8
991	$p		5
991	$w		6
991	$t		8
991	$h		8
991	$i		8
991	$m		2
994	ALL	381	381
994	$b		381
994	$a		381
996	ALL	690	690
996	$s		1
996	$b		1
996	$c		1
996	$a		690
997	ALL	20461	20525
997	$c		20526
997	$s		11612
997	$a		20522
997	$d		19493
997	$e		31197
998	ALL	1148423	2040070	Migrated Millennium bib data (fixed fields)
998	$c		1706676	Millennium CAT DATE (YYMMDD; pre-Millennium bibs will have 990101)
998	$a		609079
998	$f		1323110	Millennium BCODE3
998	$g		1323141	Millennium SKIP
998	$d		1759053	Millennium BIBLVL
998	$e		1371921	Millennium MAT TYPE
998	$z		1
998	$2		1
998	$0		32
998	$1		21
998	$x		9
998	$s		667008
998	$p		505
998	$v		5
998	$w		360430
998	$t		387136
998	$h		43749
998	$i		280364
998	$n		494956
998	$l		387137
998	$m		1
998	$b		1757363	Millennium number of items attached
999	ALL	730	730
999	$d		1
999	$c		2
999	$s		2
999	$a		730
999	$w		1
999	$t		1
999	$n		1
999	$l		1
999	$b		1

Versions Compared

Old Version 2

New Version 3

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