Details
- TitleDiagrams and directions for connecting and operating Stearns' Duplex Telegraph
- ReferenceUK0108 NAEST 021/031
- Daten.d.
- Scope and ContentDiagrams and directions for Stearns' duplex telegraph, published by the Western Union Telegraph Company (Electrician's Office). The Electrician at the time was George B Prescott.
- Physical descriptionNumber of pieces: 1, Pages/folios: 2
- LanguageEnglish.
- Persons keyword
- Conditions governing accessOpen
- Level of descriptionfile