LC Control Number Alphabetic Prefixes:
Note: In the first column, an asterisked ( * ) item indicates the form in which the prefix appears on the card.
Prefix on card: |
MARC prefix: |
Explanation of usage: |
A |
a |
Cataloging provided to LC by an American library, 1909- |
AC |
ac |
Cataloging for foreign materials provided to LC by cooperating libraries under the auspices of the ALA Committee on Cooperative Cataloging, 1932-1942 |
AC |
ac |
Annotated cards for juvenile books, 1966- |
AF |
af |
Cataloging for foreign acquisitions provided to LC by other American libraries, 1946-1950 |
AFLM |
afl |
[No explanation available] |
Agr |
agr |
U.S. Department of Agriculture cataloging, 1902- |
|
bi |
Handbook of Latin American Studies record |
BR |
br |
Library of Congress, Division for the Blind, braille book |
BS |
bs |
U.S. Bureau of Standards cataloging, 1913-1938 |
C |
c |
U.S. Interstate Commerce Commission cataloging, 1915-1916 |
C |
c |
Library of Congress, Chinese entries, 1949- |
C-245 or 245* |
c |
LC card numbers for June-August 1898. Year prefix "98" added when input into MARC |
CA |
ca |
LC temporary entries for books in the general classified collections, 1905-1937 |
CA Dupl |
cad |
LC temporary entries for books in the general classified collections, 1905-1937 |
CD |
cd |
LC analytical entries for sets and series prepared by the Card Division, 1916-1940 |
CD |
cd |
Cataloging prepared for LC card sales |
|
clc |
Collection level cataloging; PREMARC record |
CS |
cs |
Cataloging prepared by the LC Cooperative Cataloging and Classification Service, 1934-1939 |
CX |
cx |
Cross reference cards used in LC catalogs for Chinese entries, 1958- |
|
cy |
Federal Cylinder Project, Oct. 1980 |
1-D-245 or D-245 |
d |
LC card numbers for May-December 1901. Year prefix "01" added when input into MARC |
DO |
do |
U.S. Superintendent of Documents cataloging, 1913-1916 |
E |
e |
U.S. Office of Education cataloging, 1908-1958 |
ES |
es |
U.S. Engineers School cataloging, 1913-1935 |
F |
f |
U.S. Bureau of Fisheries cataloging, 1910-1940 |
1-F-245 or F-245 |
f |
LC card numbers for May-December 1901. Year prefix "01" added when input into MARC |
Fi |
fi |
Films cataloged by LC, 1951- |
FiA |
fia |
Cataloging provided by film producers, 1951- |
FiE |
fie |
Cataloging provided by the Visual Education Service of the Office of Education, and other government agencies, 1951- |
1-G-245 or G-245* |
g |
LC card numbers for May-December 1901. Year prefix "01" added when input into MARC |
GM |
gm |
Maps cataloged by LC, 1968-1972 |
GS |
gs |
U.S. Geological Survey cataloging, 1904- |
H |
h |
U.S. National Institute of Health cataloging, 1914-1921 |
HA |
ha |
U.S. Housing Authority cataloging, 1940- |
HE |
he |
Hebrew entries cataloged by LC, 1964- |
HEW |
hew |
U.S. Dept. of Health, Education, and Welfare cataloging, 1958- |
HEX |
hex |
Cross reference cards used for Hebrew entries, 1964- |
1-I-245 or It-245* |
it |
LC card numbers for May-December 1901. Year prefix "01" added when input into MARC |
Int |
int |
U.S. Department of the Interior cataloging, 1959 |
J |
j |
LC cataloging for Japanese materials, 1949- |
JA |
ja |
Cataloging for Japanese materials provided to LC by other American libraries, 1951 |
JX |
jx |
Cross reference cards used for Japanese entries, 1958- |
K |
k |
Korean entries cataloged by LC, 1951- |
KX |
kx |
Cross reference cards used for Korean entries, 1958- |
L |
l |
U.S. Department of Labor cataloging, 1911- |
|
llh |
Index to Hispanic Legislation cataloging |
|
ltf |
Less-than-full cataloging; PREMARC record |
M |
m |
Sheet music cataloged by LC, 1953-1962 |
MA |
ma |
Sheet music for which copy was supplied by another American library, 1953-1961 |
Map |
map |
Atlases in the Maps Division of LC, 1901- |
1-Map-50 or Map-50 |
map |
LC card numbers for maps for period May-December 1901. Year prefix "01" added when input into MARC |
Med |
med |
U.S. Armed Forces Medical Library cataloging, 1946-1948 |
Mic |
mic |
Microfilms cataloged by LC, 1949- |
MicA |
mid |
Microfilms for which cataloging was provided by another American library, 1946- |
Micp |
mie |
Microcards and microprints cataloged by LC, 1953- |
MicpA |
mif |
Microcards and microprints for which cataloging was provided by another American library, 1953- |
|
mm |
Library of Congress Manuscripts Division |
|
mp |
Early films cataloged by LC, 1970s |
MPA |
mpa |
Pan American Union cataloging for sheet music, 1956- |
MS |
ms |
Manuscripts cataloged by LC, 1959- |
1-Music-245 or |
mus |
LC card numbers for music for May-December 1901. Year prefix "01" added when input into MARC |
|
ncn |
Nitrate Film Service cataloging |
NE |
ne |
Materials published in the Near East or in the languages of those countries, 1961- |
NEX |
nex |
Cross reference cards used for books published in the Near East or in the languages of those countries, 1961- |
NO |
no |
U.S. Naval Observatory cataloging, 1930-1940 |
|
ntc |
National Translation Center cataloging |
|
nuc |
Records printed in the National Union Catalog for which no LC card number is available |
|
or |
Order Division cataloging |
PA |
pa |
Pan American Union cataloging, 1930- |
Pho |
pho |
Cataloging provided by other libraries for photographic reproductions of books, 1927- |
PhoM |
php |
Cataloging provided by Card Division for photographic facsimiles issued by the Modern Language Association of America, 1927-1938 |
PhomA |
phq |
Cataloging provided by other libraries for Modern Language Association of America photographic facsimiles |
PO |
po |
U.S. Patent Office cataloging, 1917-1953 |
|
pp |
Prints and Photographs videodisc system, March 1984 |
No data applicable.
R |
r |
Phonograph records cataloged by LC, 1953- |
RA |
ra |
Cataloging provided by other American libraries for phonographs, 1955- |
1-Rc-245 or Rc-245* |
rc |
LC card numbers for May-December 1901. Year prefix "01" added when input into MARC |
|
re |
Cataloging for commercial ethnic sound recordings produced in the U.S. project, 1981 |
|
ru |
Cataloging from the Russian Book Chamber, 1988- |
S |
s |
Smithsonian Institution cataloging, 1913- |
SA |
sa |
Cataloging for materials published in Southeast Asia or in the languages of those countries, 1961- |
SAX |
sax |
Cross reference cards used for materials published in Southeast Asia or in the languages of those countries, 1961- |
|
sc |
Serials, CONSER item not in LC |
SD |
sd |
U.S. Department of State cataloging, 1914- |
|
sf |
Serials form card or Minimal Level Cataloging or classed separately monographic series |
SG |
sg |
Surgeon General's Library, U.S. Army cataloging, 1916- |
|
sn |
Serials, CONSER, item may or may not be in LC |
|
su |
Split manuscripts records |
SS |
ss |
Social Security Administration cataloging, 1944-1958 |
TB |
tb |
Talking Books program cataloging |
|
tmp |
Temporary cataloging from PREMARC |
|
um |
Union map; an outside map record input by the Geography and Map Division for NUC use but residing in the G&M database |
|
unk |
Card for which no LC card number was available; PREMARC |
No data applicable.
W |
w |
District of Columbia Public Library cataloging, 1905-1942 |
War |
war |
U.S. Army, War College cataloging, 1907-1932 |
X |
x |
Cross reference cards used in LC catalogs, January 1941- |
No data applicable.
1-Z-245 or Z-245* |
z |
LC card numbers for May-December 1901. Year prefix "01" added when input into MARC |
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