· a weight of 55 tons (15,250 kil. for mi- nutes without perma- nent deflection. England . London...
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· a weight of 55 tons (15,250 kil. for mi- nutes without perma- nent deflection. England . London Tilbury and Southend Railway. (Pl. 32.) Bessemer. 5 feet (Im524) length pla- ced