good practical knowledge of the theory of fire. 24. In rushing, maintains the direction of advance of his squad so as not to blanket the fire of squads in his rear. 25. Takes advantage of every lull in the action and every favorable opportunity to reorganize his squad and get it more under control. 26. Checks every breach of fire discipline, abates excitement, and prevents any man from leaving the squad to go to the rear for any purpose whatsoever. 27. If called out of line to act as guide, notifies designated private (103, i.d.r.) to take command of squad. XI. THE PRIVATE. POSITION: Deployed in line: One man per yard (125, i.d.r.), unless a greater extension is directed in the order for deployment. (126, i.d.r.) DUTIES: (6, 42, 104, 133, 134, 138, 139, 149, 152-156, 203, 209, 233, 247, 251, 254, 255, 319, 354, 367, i.d.r., and 209, s.a.f.m.) The individual soldier must be trained: 1. To recognize targets from description quickly. 2. To describe and define targets. 3. To use rear sight in describing targets. 4. To use horizontal and vertical clock systems, singly or in combination in describing target. 5. To set sights quickly and accurately as ordered. 6. To bring piece to shoulder, aim carefully and deliberately from habit, and to reload quickly. 7. To fire at the ordered rate. (Par. 18, Standard for Field Firing.) 8. To fire at the part of the designated objective which corresponds to his position in the firing line. 9. To continue firing in the designated sector and not to change therefrom unless ordered. 10. Not to slight invisible parts of the target for more visible ones. 11. To maintain constant observation to the front. 12. To utilize folds of ground for concealment in advancing and firing. 13. To select firing positions. 14. To understand effects of visibility and the selection of backgrounds. 15. To fire from all positions, from behind hillocks, trees, heaps of earth and rocks, depressions, gullies, ditches, doorways and windows. 16. To obey promptly orders to suspend and cease firing. 17. To ignore whistle signals, except suspend firing. 18. To watch closely for the expected target after having suspended firing. 19. To obey promptly all orders from his squad leader. 20. To drop into the nearest interval when reinforcing the firing line and obey the orders of the nearest squad leader. 21. To transmit firing data to men of the supports coming into the line rapidly and accurately, without decreasing his rate of fire. 22. To call for range and target when reinforcing the firing line. 23. To have confidence in his own ability to hit. 24. To a system of sight setting and fixing bayonets in order that there may be no cessation of fire in the unit during this operation. 25.