9. Procedure on Arrival at Trenches.--A. The troops being relieved will not leave the trenches until the relieving troops are in position and the new sentries have been posted, all trench stores have been handed over and receipted for, and orders to move have been received from the Company Commander. B. Platoon commanders will at once personally see that all sentinels are properly posted, that the non-commissioned officer is on duty, that every man knows his place in case of attack, and that both flanks of his platoon are in liaison with the adjoining platoon. C. When reliefs are completed, Platoon Commanders will report to that effect to the Company Commander. D. Men will not be dismissed until the Company Commander has received the reports from all of his Platoon Commanders that everything is in order. 10. Log Books.--A. Each Company Commander will keep a log book in which will be entered: 1. Work done. 2. Number of men working. 3. Hours worked. 4. Any information obtained from sentries, patrols, or other sources. They will also enter in this book a list of any trench stores that come into their possession. 11. Equipment.--A. Equipment will be worn in the front trenches. Haversacks, packs, and trench tools need not be worn, these will be left in the shelters. In support and reserve trenches, they will be worn at the discretion of the Company Commander. B. Ration and carrying parties will wear equipment and carry rifles unless otherwise ordered. C. Pieces will be assumed to be loaded and locked at all times. D. In the firing trenches bayonets will be fixed at night. E. Non-commissioned officers and men of the firing line will at all times be in possession of their rifles and bayonets. The rifles of men in the support and reserve trenches or dugouts will be where they can be quickly seized, even in the dark. 12. Stretcher Bearers.--A. Stretcher bearers will be stationed at a point designated by the Company Commander. 13. Discipline.--A. Sleeping in the firing trenches will not be permitted. B. No man will enter the firing trench, except in discharge of his duty, unless so ordered by his Company or Platoon Commander. C. Sentries will remain standing unless the height of the parapet renders this impossible. D. Saluting and standing at attention, etc., will be as carefully adhered to as when in camp except that sentinel will not let this interfere with their duties. 14. Rations and Cooking.--A. Cooking will be done in the rear of the reserve at a point to be designated. B. Company Quartermaster Sergeants will accompany ration parties, which will be limited in size to the actual needs for bringing up cooked rations from the point where cooking is done, to the trenches. At no time should this exceed ten per cent of the effective strength of the unit from which sent. C. Care will be taken that as little noise as possible be made by these carrying parties.