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Historical Government Documents

Example SuDoc Call Number

Class Stem Book Number

T

22

.51

/4

:2007

Agency Sub-Agency Series Number Related Series Book Number
T=Treasury 22=IRS .51=forms /4=Electronic :2007=2007 edition

 

Common Letters & Numbers

Agency Sub-Agency Series Number Related Series Book Number
A=Agriculture 1=main agency 1=annual report No common related series numbers; sometimes utilizes standard series numbers (see one column to the left) :5/2=volume 5, issue 2
AE = NARA Agencies do not share common sub-agency divisions 2=general publications
C = Commerce 3=bulletin
D = Defense 4=circular :998 = 1998 edition, after 2000 uses 4 digits
E = Energy 5=law
ED = Education 6=regulation
HE = Health and Human  Services 7=press releases
I = Interior 8=handbook :10=tenth publication in a particular series
J = Justice 9=bibliography
JU = Judiciary 10=directory
L = Labor 11=map
PR = President 12=poster
S = State 13=form :SE 2 = Solar Energy is the subject, 2nd document on the topic
Y = Congress 14=lecture