From Graces Guide
of Warstone Lane Works, Birmingham.
of Sherborne Street, Birmingham (1935).
of Sampson Rd North, Birmingham (after 1935)
1920 Became private company.
1936 The "Armstrong Moth" and "Armstrong Peerless". The Fold-up Sidecar.
1956 The British Cycle Corporation was formed, as a subsidiary, to take over and control Tube Investments bicycle-making subsidiaries in the Birmingham area, namely Armstrong Cycles, Brampton Fittings, Hercules Cycle and Motor Co, Phillips Cycles, and Walton and Brown; the activities would be concentrated in a large factory at Handsworth; large redundancies followed; Norman was also in the TI group but does not seem to have been included in the new Corporation.
1961 Manufacturers of "Armstrong" and "Alpha" cycles. 
Sources of Information
- The Times, 21 August 1956
- 1961 Dun and Bradstreet KBE