Safe Manriding in Mines, First Report of the National Committee for Safety of Manriding in Shafts and Unwalkable Outlets, Parts 1A and 1B

Description

Some line drawings and various graphs, charts, etc. A report following a winding accident at Markham Colliery considering all safety aspects of manriding in shafts.

Note: Text body is clean, and free from previous owner annotation, underlining and highlighting. Binding is tight and spine fully intact, but is worn on all edges of the spine and along spine. No foxing in this copy. All edges clean, neat and free of foxing. Card covers have some rubbing, some edgewear, some small marks and soft.