S-3 Maj Edward M. Ringley (1Jan68-16Feb68) Capt Charles B. Hartzell (17Feb68-10Mar68) Maj Ted R. Henderson (11Mar68-1Apr68) S-4 1stLt John M. Georgi (1Jan68-1Apr68) Commanding Officer Headquarters and Service Company 1stLt Michael J. Walker (9Jan68-13Feb68) Capt John W. Cargile (14Feb68-31Mar68) Capt Edward R. Miller, Jr. (1Apr68) Commanding Officer Company "A" Capt Henry J. M. Radcliffe (1Jan68-31Mar68) Capt. Henry D. Banks (1Apr68) Commanding Officer Company "B" Capt Robert T. Bruner (1Jan68-26Jan68) 1stLt Arthur N. Mangham, Jr. (27Jan68-2Feb68) Capt John R. Williams, Jr. (3Feb68-1Apr68) Commanding Officer Company "C" Capt John W. Cargile (9Jan68-13Feb68) Capt Ralph H. Flagler (14Feb68-1Apr68) Commanding Officer Company "D" Capt Don F. Schafer (1Jan68-31Mar68) Capt John W. Cargile (1Apr68) =1ST BATTALION, 13TH MARINES= Commanding Officer LtCol John A. Hennelly (10Dec67-1Apr68) Executive Officer Maj Ronald W. Campbell (13Jul67-1Apr68) S-1 2dLt Daniel W. Kelly (19Nov67-1Apr68) S-2 1stLt Walter K. Jones (21Dec67-4Mar68) 1stLt Leslie M. Palm (5Mar68-1Apr68) S-3 Capt Lawrence R. Salmon (13Jul67-8Mar68) Maj Gerald R. Houchin (9Mar68-1Apr68)