NEW ARVN UNIT - Troops and Activities. 1.Tank machine gunners firing in heavy rain. 2. Water pouring off roof. Shell casings eject from machine gun, bounce off side of tank. CS - Soldiers and helmet, rain dripping off. 3. ARVN (Army of the Republic of Vietnam) officers at command post- voices audible, tanks firing 4. ARVN troops in field - various activities. Directing artillery fire, setting up shells, preparing ammo for 170 mm. cannons, Digging. Tanks. Officer giving directions to young bewildered soldier. Guy drops shell from truck. Digging, white sandy area. Refugees pass by on truck. 5. Close shot - soldier's face and helmet partly obscured by sandbag. ARVN soldier with field glasses. US advisor. 6. Refugees walk past camera, along highway in the rain, with cows.