Finding aid Identity area
Reference code
SWAN/07/05
Title
Oversize incandescent lamp, Cragside type, associated with Joseph Swan.
Date(s)
- 1897 (Creation)
Level of description
File
Extent and medium
1 item
Context area
Name of creator
Archival history
Immediate source of acquisition or transfer
Content and structure area
Scope and content
Vacuum type incandescent lamp, globular shape, hand blown, single hairpin carbon filament, with platinum lead-wires attaching to base. Also known as a sunlight lamp, this large type of bulb was commonly used in factories and similar large spaces. Constricted at neck to allow wire to be wrapped around lamp for suspension. Donated by the Swan family. The original label states the production date for this type of bulb at the Swan Electric Lamp Company was 1881-1883. It and also states that it was the type used at Cragside.
Appraisal, destruction and scheduling
Accruals
System of arrangement
Conditions of access and use area
Conditions governing access
Open
Conditions governing reproduction
No known copyright restrictions
Language of material
- English
Script of material
Language and script notes
Physical characteristics and technical requirements
Object