Reports
on the Causes of and Circumstances attending the Explosion
which occurred at Gresford Colliery, Denbigh,
on the 22nd September, 1934
by Sir Henry Walker, C.B.E., Ll.D.
H.M. Chief Inspector Of Mines
(Commissioner)
and
Mr. John Brass, M.Inst.C.E., M.I.Min.E.
and
Mr. Joseph Jones, C.B.E., J.P.
(Assessors)
Presented by the Secretary for Mines to Parliament
by Command of His Majesty
January, 1937