Sheffield's early success in steel production had involved long working hours, in desperately unpleasant conditions which offered little or no safety

 

This is in progress and will shortly be available

This is work in progress and will be updated shortly

 

 

 

 

 

 

 

 

 

 

 

 

This is work in progress and will be updated shortly

 

 

 

 

 

 

 

 

 

This is work in progress and will be updated shortly