At the French took the east end of Erfurt Trench, despite delays as some redoubts held out, reached the edge of Bois de Mont Perthois by noon and then repulsed four German counter-attacks before nightfall. In the VIII Corps area, the 34th Division east of the Thuizy–Nauroy road, attacked at with two regiments and an hour later, could be seen threading their way up the heights, bombing dug-outs and fighting hand-to-hand in the open with German infantry. By part of Erfurt Trench and the communication trenches leading towards it, had been captured but the Germans retained a foothold, at the west end of the trench. The 83rd Regiment resumed the advance on Mont Cornillet and the 59th Regiment attacked Mont Blond the 34th Division took nearly all of its objectives on Mont Cornillet and Mont Blond, at the west end of the Moronvilliers massif. The troops on the left were exposed by the repulse of the troops to the west, beyond the Thuizy–Nauroy road. German resistance in the to the south-east of Mont Blond, prevented its right from being supported by the 45th division. The 83rd Regiment managed a costly advance to the summit of Mont Cornillet but German machine-guns on the ridge between Mont Cornillet and Mont Blond, slowed the advance. The left flank of the 59th Regiment was stopped by the Germans at Flensburg Trench, which connected the German defences of Mont Cornillet and Mont Blond, losing touch with the 83rd Regiment. The Germans in the west end of Erfurt Trench repulsed the attack and the left flank regiment of the 45th Division to the right, was held up at the . Lobit, the 34th division commander, sent the reserve battalions of the two regiments, to guard the open western flank of the division, between Erfurt trench and Mont Cornillet and to close the gap between the 83rd and 59th regiments. Some companies were sent to outflank the from the west. Field artillery from the 128th Division was galloped up the slopes of Mont Cornillet, despite German return fire and the 34th Division was subjected to a heavy German bombardment and counter-attacks against both flanks. At the German garrison and reinforcements from the tunnel under the hill, broke into the French position on Mont Cornillet. The 2nd Battalion of the 83rd Regiment, held on to the north end of the trench until when it ran out of ammunition and withdrew behind the crest, where the survivors repulsed a German attack at midnight.