"120.9.4 Records of other tactical units Textual Records: Records of the 1st-321st Ammunition Trains, 1917-21; 1st-317th Trench Mortar Artillery Batteries, 1917-19; 1st-9th Trench Mortar Artillery Battalions, 1917-19; 30th-64th Artillery Brigades, 1917-19; and 1st-172d Field Artillery Brigades, 1917-19. Records of the 1st Cavalry Brigade, 1917-19. Records of the lst Gas Regiment, 1918-22. Records of Headquarters and Military Police, 1st-322d Division Trains, 1917-19. Records of the 1st-319th Engineer Trains, 1917-19; and 464th-488th Engineer Pontoon Trains, 1918-19. Records of the 1st-192d Infantry Brigades, 1917-19; and 1st-816th Pioneer Infantry Regiments, 1917-19. Records of the 1st-366th Machine Gun Battalions, 1917-20. Records of the 1st and 2d GHQ Military Police Battalions, 1918-19; 122d-134th Battalions, Military Police Corps, 1918-19; and 2d-308th Military Police Companies, 1918-19. Records of miscellaneous quartermaster units, 1918-19, including butchery companies, clothing and bath units, garden service companies and detachments, pack trains, refrigeration units, salvage units, and supply trains. Records of the 1st-622d Field Signal Battalions, 1917-22. Records of the Tank Corps, 1918-19.