REMOVE

1. Electric conduits

WHAT

1. John Rylands Library (6)
2. Lighting, Architectural a … (5)
3. Analogue photography (4)
4. Architecture (4)

WHERE

1. England: Greater Manchest … (6)
2. England: Manchester (1)

WHO

1. Stewart Bale Ltd., Liverp … (1)

WHEN

1. 20th Century CE (3)
2. 21st Century CE (2)
3. 1957 (1)
4. 1999 (1)
5. 19th Century CE (1)