Enemy Behaviour on 19 December 1941
Enemy pushed ahead only reluctantly today. Polish Brigade and elements 4th Indian Division occupied Derna. Mass 4th Indian Division advancing northwest with forward elements just south of Berta, New Zealand Brigade Martuba, 1st South African Brigade area Tmimi.
7th Armoured Division pushed, without getting contact with the D.A.K., only a little west from Mechili. Reinforcements were brought up, apparently reinforced 22nd Armoured Brigade. The enemy columns ascertained west of Bir Tengeder yesterday (about 50 tanks and 1 or 2 motorised battalions) reached, advancing southwest with armoured cars, the area east of Msus.