By the end of 1942 most of the men had left the mine to join the army with the work force declining to 60, in June 1944 the mine closed at which stage the main shaft had reached 500 feet.
Most of the men had left the mine. This was in June 1944. This was by the end of 1942. This was to join the army with the work force declining to 60. The mine closed June 1944 at which stage the main shaft had reached 500 feet.