TACP—Tactical Air Control Party, a subordinate operational com­ponent of a tactical air control sysrem designed to provide air liaison to land forces and for the control of aircraft.

TAD C—Tactical Air Direction Center, an air operations installation under the Tactical Air Control Center, which directs aircraft and aircraft warning functions of the tactical air cenrer.

TAFDS—Tactical Airfield Fuel Dispensing System, [he expedition­ary Storage and dispensing system of aviation fuel at tactical air­fields, It uses 10,000-gallon fabric tanks to store the fuel.

TAOC—Tactical Air Operations Center, a subordinate component of the air command and control system which controls all en-route air traffic and air defense operations.

Tank, M48—U.S.-built 50.7-ton tank with a crew of four; primary armament is turret-mounted 90mm gun with one .30-caliber and one ,50-calibcr machine gun; has maximum road speed of 52 miles per hour and an average range of 19^ miles.

TAOC—Tacrical Air Operations Center, a subordinate component of the air command and control system which controls all en-route air traffic and air defense operations.

TAOC—Tactical Area of Coordination.

TAOI-Tactical Area of Interest.

TAOR-Tactical Area of Responsibility, a denned area of land for which responsibility is specifically assigned to the commander of the area as a measure for control of assigned forces and coor­dination of support. TE—Task Element.

TE—Table of Equipment.

TG-Task Group.

Tiger Hound—Airstrikcs in Laos directed by U.S. Air Ibrce small fixed-wing observation aircraft, flying up to 12 miles into southeastern Laos.

TO—Table of Organization.

Trufig-si—A South Vietnamese Popular Force sergeant,

TSF—Transitional Support Force.

TU-Task Unit,

UCMJ— Uniform Code of Military Justice

UH-lE-Bell "Huey"-A single-engine, light attack/observarion heli­copter norcd for its maneuverability and firepower; carries a crew of three; it can be armed with air-to-ground rocket packs and fuselage-mounted, electrically-fired machine guns.

UH-34D—Sikorsky Sea Horse, a single-engine medium transport helicopter with a crew of three, carries eight to 12 combat sold­iers, depending upon weather conditions.

USA-U.S. Army.

USAAG—U.S, Army Advisory Group.

USAF-U.S. Air Force.

USA1D—U.S. Agency for International Development.

USARV-U.S. Army, Vietnam.

USASuppComDaNang—U.S. Army Support Command, Da Nang.

USIA—U.S. Information Agency.

USMC-U.S. Marine Corps.

U.S. Mission Council—Council, chaired by the U.S. Ambassador to South Vietnam and including ComUSMACV. which deve­loped and coordinated U.S. policy within South Vietnam. USN-U.S. Navy.

VC— Viet Cong, a term used to refer to the Communist guerrillas in South Vietnam; a contraction of the Vietnamese phrase mean­ing "Vietnamese Communists."

Viet Minh —The Vietnamese contraction for Viet Nam Doc Lap Nong Minh Hoi, a Communist-led coalition of nationalist groups, which actively opposed the Japanese in World War II and the French in the first Indochina War.

VCI—Viet Cong Infrastructure.

VIS—Vietnamese Information Service.

VMA—Marine attack squadron (in naval aviation, the "V" desig­nates "heavier than air" as opposed to craft that are "lighter than air").

VMF(AW)-Marine Fighter Squadron (All-Weather).

VMPA—Marine Fighter Attack Squadron,

VMCJ- Marine Composite Reconnaissance Squadron.

VMGR—Marine Refueller Transporr Squadron.

VMO—Marine Observation Squadron-

VNAF—Vietnamese Air Force.

VNMB—Vietnamese Marine Brigade.

VNMC—Vietnamese Marine Corps.

VNN—Vietnamese Navy.

VT—Variable timed electronic fuze for an artillery shell which causes airburst over the target area.

WestPac-Western Pacific,

WIA-Wounded in Action.

WFRC—Washington Federal Records Center.