"The position of the villages will, of course, be useful," he said, "as these are points that would be naturally defended; but what is of most importance is the position of the sand-hills and other eminences, the points at which artillery would command the surrounding country, prepare the way for a force advancing to attack the French, or to check columns advancing against us, the line which the enemy would be most likely to occupy, those by which we might best attack him in front or turn his position."