From Graces Guide
1881 Listed as a Bicycle Manufacturer. Cambrian Bicycle Works, Ynysyngharad Street, Pontypridd. 
1887 Offered the prizes totalling £18 in a 25-mile handicap race in the Ely road. Address is Cambrian Works, Queen street, Cardiff.
Sources of Information
- 1880-81 Butcher's Cardiff Directory
- Western Mail , Monday, July 4, 1887