Click on a museum to find out more about the collection held there:

Bolton Museum and Art Gallery and Aquarium, Bolton
Cliffe Castle Museum, Keighley
Dorman Museum, Middlesbrough
Harris Museum, Preston
Liverpool Museum, Liverpool
Mercer Art Gallery, Harrogate
Rochdale Museum, Rochdale
Rotherham Museum, Rotherham
Sheffield City Museum, Sheffield
The Manchester Museum, Manchester
The University of Sheffield, Department of Earth Science
The Yorkshire Museum, York
Warrington Museum, Warrington