REMOVE

1. Electric lighting
2. Architecture
3. Library buildings

WHAT

1. John Rylands Library (5)
2. Lighting, Architectural a … (3)

WHERE

1. England: Greater Manchest … (5)
2. England: Manchester (2)

WHO

1. J.W. Singer & Sons Ltd (3)

WHEN

1. 21st Century CE (3)
2. 2007 (1)