| Notes |
Frederick Warne, Queen's Engineering (small geared motor & rotary transformer), Locomotive Publishing, Drummond Brothers, Holtzapffel, L.R.Parnell, Mills Brothers, Windsor Model, Geo. Kennion, Models Manufacturing, Oidas Metals, Marshall Stewart, Bernard L.Miller, Midland Bank, Royal Air Force School of Technical Training Halton Camp, Buck & Ryan, Novel Tools for Model Engineering, Bond's o'Euston Road, R.F.Stedman, Electrical Press, Religious Tract Society, General Electric, Bassett-Lowke, Abbey Sports, J.Willimott & Son, A.W.Gamage, Walkers (Baker Street), Exe Engineering |