REMOVE

1. Vaults (Strong rooms)--Doors
2. England: Manchester

WHAT

1. Analogue photography (1)
2. Electric conduits (1)
3. Electric lighting (1)
4. Electric switchgear (1)
5. John Rylands Library (1)

WHERE

1. England: Greater Manchest … (1)

WHO

1. Stewart Bale Ltd., Liverp … (1)

WHEN

1. 1957 (1)
2. 20th Century CE (1)