Overlays provide a rapid and easily understood means by which the
commander or his staff may express an operational plan, concept, or friendly or
enemy situation. Standardization of technique is essential if tactical information
is to be relayed without misunderstanding. Guidelines for the pictorial
representation of tactical situations are established in this appendix.
2. MILITARY SYMBOLS
a. Colors.--Colors in conjunction with military symbols denote the
(1) Blue or Black.--Friendly units and activities.
(2) Red. --Enemy units and activities. If this color is not available,
enemy symbols are outlined with double black lines.
(3) Yellow.--Friendly or enemy areas of chemical, biological, or
b. Units and Installations
(1) Geometric figures form the basic symbols to represent units and
installations. Future or proposed locations of units or installations are shown by
broken lines. Examples of the more common figures areas follows:
(2) To show the size of a unit, the appropriate size indication is
placed on top of the basic symbols as follows: