S.G. Harris

titleISBN-13year of publica-
tion
other author(s)
Factors Affecting Performance of Friction Props978-0-7215-0068-31962W. H. Evans
Survey of Roof Supports Examined by S.M.R.E. During the Period 1960-67978-0-7215-0256-41969
Yielding Props: Laboratory Trials of the 'Dowty' Hydraulic Prop Pt. 1978-0-7215-0095-91953W. H. Evans
Yielding Props: Laboratory Trials of the G.H.H.Friction Prop Pt. 2978-0-7215-0072-01954   "

G. Harris · S. G. · S H · S. Harris · Sandra G Harris

S.G. Hatherley