Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,106 pages of information and 233,633 images on early companies, their products and the people who designed and built them.
of Dalston Gardens, Stanmore, Middlesex. Telephone: Wordsworth 4474-5-6. Cables: "Electronic, Stanmore"
1944 Patent - Improvements in and relating to bobbins, formers and the like. 
1947 British Industries Fair Advert for 'Astronic' Electronic Equipment, Domestic and Industrial Products. Manufacturers of Broadcast and Television Receiving apparatus. High Fidelity Wire Recording and Transcription Equipment. Audio amplifiers, Audio and Power Transformers and Component Parts. Re-Broadcast Receivers and High Power Amplifiers for Re-Diffusion Service. (Music and Radio Section - Olympia, Ground Floor, Stand No. C.1548)