Details
- TitleInstallation Hughes-Morse Duplex Stearns - 1875
- ReferenceUK0108 NAEST 020/353
- Date1875
- Scope and ContentPrinted diagram showing the installation of a duplex system using Hughes and Morse apparatus. With pen and ink diagrams on reverse, including settings for testing Hughes and Morse receivers and senders.
- Physical descriptionNumber of pieces: 1, Pages/folios: 1
- LanguageEnglish.
- Persons keyword
- Subject
- Conditions governing accessOpen
- Level of descriptionfile