THE BATTLE OF FRANCE And he added lugubriously: 'As for me, I have been classed as a "non- motorizable cavalryman"/ But when I want to please Duncan, I tell him that motorized regiments are only useful to the extent that they copy the tactics of the cavalry. Realism Although his trenches were not particularly close to the enemy, it was the wish of General M------that they should be occupied by the division for three days, just as they would be in battle. The strictest orders were issued to ensure that nothing should be lacking from the realism of the operation. All rations and munitions were to be brought up at night, and during the day there were to be no convoys on the roads, no cars waiting outside the control posts. Facing the trenches, in the zone which would be occupied by the enemy, the General had sent out observers, who, from factory chimneys and trees, had had instructions to note and signal all move- ments in our lines which were too visible. Among the observers was a young artillery Lieutenant taken from one of the division's batteries. Perched upon a dove-cote, with his binoculars in his hands, he had watched with praiseworthy care every moving thing in the fields, the village, and the woods* Suddenly, at the top of the ladder which led to his 44