T/ie Hokenstanfen Emperors and the Popes 297 Rhine with a strong force of bowmen, and, drawing them- selves up in battle array, awaited the attack of the emperor with stout hearts. When the emperor observed their bravery he took counsel with his followers and determined to draw out the battle until evening, when the enemy, sup- posing his troops to be worn out, would begin to withdraw and so be the more easily overcome. In the meanwhile the cavaliers of both sides had a free field and rode against one another as if they were taking part in a spectacle; but when a great cloud of arrows came showering in from the side of the Cologne people the knights of the enemy fell dead or wounded. There was in the emperor's army a corps whose armor was made of horn and so could not be pierced by iron. When these removed their armor, however, in order to get a little air, for it was very hot, they were immediately covered with arrows, and all but six fell on the spot. When the emperor saw that the enemy did not give way but steadily held its own, he decided that he would yield the field, since the position proved ill chosen, and accord- ingly retreated that night behind the Wagenburg. The next day he directed his army against Bonn and Jiilich, two forti- fied places belonging to Cologne, and plundered and burned everything within reach. On his return, Archbishop Frederick, Duke Gottfried of Lorraine, Henry of Zutphen, and Count Theodoric of Are intercepted him with great bravery, but in vain, for some of the most distinguished on their side Count Gerhard of Jiilich and Lambert of Mulenarke were taken prisoners, and Eberhard of Gandernol, a valorous man, was killed. But when Count Frederick of Westphalia and his brother Henry came up with heavy reinforcements the emperor was forced to give way and barely escaped the pursuing enemy by flight. For the third time the combatants met in a great engage- ment on the plain of Andernach, nine miles from Cologne, and here the people of Cologne won the victory, as is their wont. The emperor had under his standard a very strong
