- TitleDiagram of duplex equipment
- ReferenceUK0108 NAEST 020/314
- Daten.d.
- Scope and ContentPen and ink diagram of duplex equipment, with note: "B Smith's plan at Malta - used on Malta and Alexandra here (Taylor Aug 2.73)."
- Physical descriptionNumber of pieces: 1, Pages/folios: 1
- LanguageEnglish.
- SubjectTelegraph equipment, Malta
- Conditions governing accessOpen
- Level of descriptionfile