Wonderful. So Axe was a brand or type name for their refractory bricks. Simples.
Some underground footage of Stobswood Colliery in 1947:
Film 1
There's a nice panning view of the Terrace at the other side of the railway line then sweeping over to the colliery, in the distance the heap and the aerial ropeway. (above film I think)
Bit of a change of environment there for Joe the 'winda-cleaner' I think.
Film 2
Film 3