The Class 37 Locomotive Group (C37LG) is a group of rail enthusiasts dedicated to preserving and operating working examples of  English Electric Type 3 (British Rail Class 37) locomotives for the general public, and to promote their interest and history,  being part of our nation's industrial and railway heritage. 
The C37LG is a non-profit making organisation,  and has recently been registered as a Charity, Reference Number : 
1137787