Having found, after three weeks in our mobilization camp, that there was a great desire on the part of the officers and men of individual organizations to become acquainted with their co-workers, and realizing the necessity of personal contact for our mutual benefit to secure the co-ordination of each branch of the service into a unit of the highest possible efficiency, I have undertaken to compile this Roster. Any success attained is due to the hearty co-operation of Major-General William A. Ma

COL. DOUGLASS MacARTHUR Chief of Staff, Rainbow (42nd) Division MAJOR-GENERAL WM. A MANN AND STAFF, Commanding the Rainbow (42nd) Division...

MAJOR QUINTIN O. REITZEL Commanding 149th Machine Gun Battalion...

BRIGADIER-GENERAL CHARLES P. SUMMERALL Commanding 67th Artillery Brigade BRIGADIER-GENERAL CHARLES P. SUMMERALL AND STAFF, Commanding 67th Artillery Brigade...

COLONEL HENRY J. REILLY Commanding 149th Regiment Field Artillery COLONEL HENRY J. REILLY AND STAFF OFFICERS, 149th REGIMENT FIELD ARTILLERY...

COLONEL GEORGE E. LEACH Commanding 151st Regiment Field Artillery COLONEL GEORGE E. LEACH AND OFFICERS OF THE 151st FIELD ARTILLERY...

CAPTAIN ROBERT J. GILL AND OFFICERS Of 117th Trench Mortar Battery...

BRIGADIER-GENERAL M. J. LENIHAN Commanding 83rd Infantry Brigade BRIGADIER-GENERAL M. J. LENIHAN AND STAFF, Commanding 83rd Infantry Brigade...

COLONEL CHARLES HINE Commanding 165th Regiment Infantry COLONEL BENSON W. HOUGH Commanding 166th Regiment (4th Ohio) Infantry COLONEL BENSON W. HOUGH AND OFFICERS OF 166th REGIMENT (4th Ohio) INFANTRY...

BRIGADIER-GENERAL ROBERT A. BROWN Commanding 84th Infantry Brigade BRIGADIER-GENERAL ROBERT A. BROWN AND STAFF, Commanding 84th Infantry Brigade...

COLONEL W. P. SCREWS Commanding 167th Regiment Infantry COLONEL W. P. SCREWS AND OFFICERS, OF 167th INFANTRY...

COLONEL E. R. BENNETT Commanding 168th Regiment Infantry (3rd Iowa) COLONEL E. R. BENNETT AND OFFICERS OF 168th REGIMENT INFANTRY...