Antarctic Map
a/##
Use leading zeros to pad to two digits.
Annual Report
ar/## ar/##-# ar/##-#cont
Use leading zeros to pad to two digits.
Biological Information and Technology Notes
bitn/YY-###
Use leading zeros to pad to three digits.
Bulletin
bul/####
Use leading zeros to pad to four digits.
Circular
circ/####
Use leading zeros to pad to four digits.
State/Local Government Series
ctwrb /####
Use leading zeros to pad to four digits.
Digital Data Series
dds/dds-###
Use leading zeros to pad to three digits.
Data Series
ds/####
Use leading zeros to pad to four digits.
Fact Sheet
fs/year/####
General Information Product
gip/####
Use leading zeros to pad to four digits.
IMAP – Miscellaneous Investigations/ Geologic Investigations (I) Series
imap/####
Use leading zeros to pad to four digits.
Open File Report
of/year/####
Professional Paper
pp/####
Use leading zeros to pad to four digits.
Scientific Investigations Map
sim/####
Scientific Investigations Report
sir/year/####
Techniques and Methods
tm/##/###
##=section number (Pad to two digits.) ###=chapter letter and number assignment (Pad to three digits.) Example: tm/03/a07