Sterling Foundry Specialties
1920 Private company.
1945 Advert for moulding boxes for jobbing or repetition foundries.
1961 Manufacturers of foundry moulding boxes, shake-out machines and steel scaffolding. 400 employees. 
Sources of Information
- Mechanical World Year Book 1945. Published by Emmott and Co of Manchester. Advert p24
- 1961 Dun and Bradstreet KBE
- The Times, 12 December 1962