We are grateful to all those who helped us develop the site.  In particular to those who continue to contribute to the historical information and photographic images provided.

Special thanks to Natalie Baines Curator of the Bradford Police Museum for her amazing support and imagery.

Dr Martin Baines QPM Director of Bradford Police Museum.who has helped us with our historical  research and use of museum facilities.

West Yorkshire Police for use of their archives and imagery.

Bradford Council.

British Museum for imagery and historical material.

Various newspapers.

Simply Digital-site developers for building such a great site.

Society for Psychical Research advice and access to their data base.

Roger Parnell – Photography and video imagery.

Katy Renshall (Great great grand-daughter D.Sgt. Butterworth) for her pictures and information.

Jim Robinson Digital Concept Print for his incredible contribution to the site.

Margaret Grey OBE local historian for her invaluable historucal research.

Les Vasey Author and historian for his invaluable contributions