Ridley and Co (of Newcastle)
Messrs. Ridley and Co., of Swalwell Works, Newcastle-on-Tyne
1883 Exhibited a case of tool steel made at their Swalwell Works, a number of castings of various descriptions, including an ordinary tub wheel. Another wheel exhibited a close sound surface, quite free from the blow-holes and other defects which unfortunately often find their way into steel castings.
Sources of Information
- The Engineer 1883/07/20