THE METALLURGY OF LEAD.
By H. F. COLLINS, Assoc.R.S.M., M.Inst.M.M.
“A thoroughly sound and useful digest. May with
every confidence be recommended.” Mining Journal.
Second Edition, Revised throughout and Enlarged.
At Press.
THE METALLURGY OF SILVER.
By H. F. COLLINS, Assoc.R.S.M., M.Inst.M.M.
Fourth Edition, Thoroughly Revised. Two Volumes. 36s. net.
With Additional Chapter on The Electric Smelting of Steel.