C. H. Armstrong
Apprentice with Worthington-Simpson, Ltd.
Fourth Engineer on tramp steamer for six months.
Birmingham Electricity Supply, Junior Engr in power station
1914 Chief Engr. Dudley Electricity Supply
WWI R.E. and R.A.F. (2nd Lieut.)
1919-37: design and sales of Copes Boiler Feed Regulators. Patentee of several feed regulation patents.
1939 Director, Copes Regulators, Ltd., Burleigh House, Theobalds Road, W.C.1.