REMOVE

1. Electric lighting
2. Lighting, Architectural and …

WHAT

1. Architecture (4)
2. John Rylands Library (4)
3. Library buildings (3)

WHERE

1. England: Greater Manchest … (4)

WHO

1. J.W. Singer & Sons Ltd (1)

WHEN

1. 21st Century CE (2)
2. 2007 (1)