My Days and Nights on the Battle-Field. Charles Carleton Coffin

must not only have his plan how to get the great mass of men to the field, but he must have a plan of movement on the field. Each corps must have its position assigned. There must be a line of battle. It is not a continuous line of men, but there are wide spaces, perhaps miles wide, between the corps, divisions, and brigades. Hills, ravines, streams, swamps, houses, villages, bushes, a fence, rocks, wheat-fields, sunlight and shade, all must be taken into account. Batteries must be placed on hills, or in commanding positions to sweep all the country round. Infantry must be gathered in masses in the centre or on either wing, or deployed and separated according to circumstances. They must be sheltered. They must be thrown here or there, as they may be needed to hold or to crush the enemy. They are to stand still and be ploughed through by shot and shell, or rush into the thickest of the fight, just as they may be ordered. They are not to question the order;—