Henry Moore, Pit Boys at Pithead, 1942In the early 1940s Henry Moore was commissioned by Sir Kenneth Clark, chairman of the War Artists Advisory Committee, to illustrate the work of the Bevin Boys, the young men who were conscripted to dig coal to fuel the factories producing armaments for the war effort. Moore returned to Wheldale Colliery in Castleford where his father had been pit manger. As with his shelter drawings, he used a technique of layering white wax crayon with watercolour,