- TitleBlueprint of the Helsby Wireless Telegraph Company Ltd Receiving Tuning and Controlling Set
- ReferenceUK0108 SC MSS 100/83
- Daten.d.
- Physical descriptionNumber of pieces: 1, Pages/folios: 1
- LanguageEnglish
- Persons keywordHelsby Wireless Telegraph Company Ltd
- SubjectRadio receivers
- Conditions governing accessOpen access
- Level of descriptionfile