| Notes |
Abrasive Tools ("Abrafile"), Acorn Machine Tool Co., Adamcraft, Bassett-Lowke ("Liberation" locomotive boiler, King's saloon, South African Railways), Buck & Ryan, Cartwright Model Supplies, Coronet Tool Co., E.W.Cowell (drilling machine), Craftsmanship Models, Grahame Farish, Hambling's, W.H.Haselgrove, Iliffe & Sons, J. & G.Jensen, Juneero, E.Keil & Co. ("Gipsy" kit), W.Kennedy, Kennion Bros., "K." Model Engineering Co. (compression-ignition engines), Magazines & Publications, W.H.Marley & Co., ("Marco" collet set, dividing head, knurling tool), Percival Marshall & Co., Mercury Models (Mercury-Cossor transmitter, receiver), Modelcraft, Models City (Wholesale), Moore & Wright, Multi-Products Manufacturing Co. (geared motor unit), Myford Engineering Co., George Newnes, Henry J.Nicholls, W.G.Norcutt & Co., Pools Tool Co., The Rawlplug Co., A.F.Richmond, Rocket Precision (scale screw-coupling, frog for railway points), Dick Simmonds, Slater Frost & Gates (Engineers) (Versatile machine tool), Stewart-Reidpath, The Admiralty, S.Tyzack & Son, Venner Time Switches (The Venner stop-watch, silver-zinc accumulator), Walkers & Holtzapffel (Retail), W.P.Small Power Units, Z.N.Motors |