GUIDE TO MAP SYMBOLS
The following few pages are excerpted from the U. S. Army Field Manual (FM 21-25),
Basic Map Reading, published by the U. S. War Department in April of 1941. The
excerpt will help the reader unfamiliar with military map symbols interpret the maps in
0 7. MILrrARY SYxsors.-Conventional signs indicate various
types of terrain feaures. Military symbols have been devel-
oped to represent various types of military organizations,
activities, and installations. FMVI 21-30 lists various standard-
ized military symbols. Figure 4 shows some of those most fre-
quently used. These symbols are used to indicate size and
identity of various units and installations, type and location
of supporting weapons, and necessary lines and boundaries
for an operation. A material saving of time in giving orders
for military operations may be achieved by using military
symbols to outline operations on a map or a mrnap substitute.
1. To indicate purpose or character of activity.
Military post or station; command post or headquarters_. P
(Lower end of staff or symbol will terminate at point of
Troop unit-_- _ _ _ _ _ _ C
(On large scale maps where troop units can be shown to
scale, this symbol may be modified so as to show area
occupied by units in column or line, thus:
Line Column .)
Observation post -----------------------------
Dump, park, or distributing point temporaryy depot %
in combat zone)- _ .- - - -____-_ 4-
Supply train or transportion unit _------------- - - -
2. To indicate arm or service or activity of arm or service.-These
symbols will be placed generally within the symbols shown in 1
Air Corps______---.- _ - __ - - - _
Armored Force - -__
Flouas 4.-pecial military symbols.
Montandon, Joshua W. Battle for the Punchbowl: The U. S. 1st Marine Division 1951 Fall Offensive of the Korean War. Denton, Texas. UNT Digital Library. http://digital.library.unt.edu/ark:/67531/metadc3938/. Accessed November 26, 2014.