age payload of 12,800 pounds. Carries crew of three and 38 combat-loaded troops.

Chieu Hoi�The South Vietnamese amnesty program designed to attract Communist troops and cadre to defect to the govern�ment cause.

CICV� Combined Intelligence Center, Vietnam.

CID�Criminal Investigative Division.

CIDG � Civilian Irregular Defense Group, South Vietnamese paramilitary force, composed largely of Montagnards. the no�madic tribesmen who populate the South Vietnamese highlands, and advised by the U.S. Army Special Forces.

CinCPac�Commander in Chief, Pacific.

CinCPacFIt�Commander in Chief, Pacific Fleet.

CIT�Counter Intelligence Team.

Class (I-V)�Categories of military supplies, e.g., Class I, rations; Class II, POL; Class V. Ammunition.

Claymore�A U.S. directional antipersonnel mine.

CMC�Commandant of the Marine Corps.

CMH� Center of Military History, Department of the Army.

CNO � Chief of Naval Operations.

CO�Commanding Officer.

COC�Combat Operations Center.

Col � Colonel.

Combined Action Program�A Marine pacification program which integrated a Marine infantry squad with a South Vietnamese Popular Force platoon in a Vietnamese village.

ComdC � Command Chronology.

ComdHist�Command History.

ComNavPorPac --Commander, Naval Forces, Pacific.

ComNavForV�Commander, Naval Forces, Vietnam.

ComUSMACV�Commander, U.S. Military Assistance Command, Vietnam.

CORDS�Civil Operations and Revolutionary Development Sup�port, the agency organized under MACV in May 1967 and charged with coordinating U-S.-Vieinamese pacification efforts.

COSVN�Centra/ Office of South Vietnam, the nominal Com�munist military and political headquarters in South Vietnam.

County Pair�A sophisticated cordon and search operation in a par�ticular hamlet or village by South Vietnamese troops, police, local officials, and U.S. Marines in an attempt to screen and register the local inhabitants.

CP�Command Post.

CPDC�Central Pacification and Development Council, the South Vietnamese government agency responsible for coordinating the pacification plan.

CRC � Control and Reporting Center, an element of the U.S. Air Farce tactical air control system, subordinate to the Tactical Air Control Center, which conducted radar and warning operations.

CRIMP�Consolidated Republic of Vietnam Improvement and Modernization Plan.

CSC�Communications Service Company.

CTZ�Corps Tactical Zone.

CUPP�Combined Unit Pacification Program, a variarion of the combined action concept and involving the integration of a Ma�rine line company with a Popular Force or Regional Force unit. DAIS�Da Nang Antiinfiliration System.

DASC� Direct Air Support Center, a subordinate operational com�ponent of the Marine air control system designed for control of close air support and other direct air support operations.

D-Day�Day scheduled for the beginning of an operation.

DD�Navy destroyer,

DIOCC�District Intelligence and Operations Coordination Center Div�Division.

DMZ�Demilitarized Zone separating North and South Vietnam.

DOD�Departmenr of Defense.

DPP�Data Processing Platoon.

DPS�Data Processing Section,

DRV�Democratic Republic of Vietnam (North Vietnam).

DSA�District Senior Advisor.

DSS�Da Nang Special Secror,

Dtd-Dated-

Duster�The nickname for the U.S. Army's tracked vehicle, the M-42. which mounted dual 40mm automatic weapons-

DVA-Da Nang Vital Area.

EA-6A�The electronic-countermeasures version of the A-6A In�truder, ECM�Electronic Countermeasures, a major subdivision of electronic warfare involving actions against enemy electronic equipment or to exploit the enemy's use of electromagnetic radiations from such equipment.

EF-lOB�An ECM-modified version of the Navy F-?D Skynight, a twin-engine jet night-fighter of Korean War vintage. ELINT�Electronic Intelligence, the intelligence information gained by monitoring radiations from enemy electronic equipment.

Engr� Engineer.

EOD � Explosive Ordnance Device.

F.4B�McDonnell Phantom II, a rwin-engined, two-seat, long-range, all-weather jet interceptor and attack bomber.

FAC(A}�Forward Air Conrroller (Airborne).

FDC�Fire Direction Center.

FFV�Field Force. Vietnam I and II, U.S. Army commands in II and

III Corps areas of South Vietnam,

FLC�Force Logistic Command.

FLSG�lbrce Logistic Support Group.

FLSU�Force Logistic Support Unit.

FMFPac�Fleet Marine Force, Pacific.

FO�Forward Observer-

FRC� Federal Records Center.

Front 4�A Communist headquarters subordinate to MR-5 and

responsible for Quang Nam Province,

FSB�Fire Support Base.

FSCC�Fire Support Coordination Center, a single location involved in the coordination of all forms of fire suppon-

FSE.�Force Service Regiment.

Fwd � Forward.

FWMF-Free World Military Force.

G�Refers to staff positions on a general staff, e.g., G-l would refer to the staff member responsible for personnel; G-2, intelligence;

G-3, operations; G-4, logistics, and G-5, civil affairs.

Gen�General.

Golden Fleece�Marine rice harvest protection operation. Grenade Launcher, M79�U-S.-builr, single-shot, breech-loaded shoulder weapon which fires 40mm projectiles and weighs ap�proximately 6,5 pounds when loaded; it has a sustained rate of aimed fire of five-seven rounds per minute and an effective range of ?75 meters.

Gun, 175mm, Ml07�U-S.-built. self-propelled gun which weighs 62,000 pounds and fires a 147-pound projectile to a maximum