View Inside Air-Lock, carriage halfway down

Scope and Content

Men being lowered down upcaft shaft. Original envelope annotated 'Mr Baker, Group Engineer (Mech) Merthyr Vale. Repairs to damaged shaft at Merthyr Vale Colly. 29 Jan 1960'. Note the enclosed structure to maintain airlock.

Custodial History

Original National Coal Board negative number: D9/589. Original Glamorgan Archives box number: DNCB/79/20