Elna Supermatic
Skaperverkstedets ABC
Manualer til Elna Supermatic i pdf-format:
https://www.dropbox.com/s/10k58dpunlybqlo/Elna%20supermatic%20manual.pdf?dl=0
https://www.dropbox.com/s/i357gkq86rwe1ch/Elna%20Supermatic%20Threaded%20Graph%20Manual.pdf?dl=0
https://www.dropbox.com/s/i357gkq86rwe1ch/Elna%20Supermatic%20Threaded%20Graph%20Manual.pdf?dl=0
https://www.dropbox.com/s/i357gkq86rwe1ch/Elna%20Supermatic%20Threaded%20Graph%20Manual.pdf?dl=0
Patent US2546212A fra Mefina SA fra mars 1949 av det som må være Elna Supermatic.
Kilde: Better Homes & Garden magazine, desember 1955