R. Blacklock and Co
R. Blacklock and Co of 3 Holmeside, Sunderland, County Durham. Telephone: Sunderland 249. Cables: "Holmeside." (1929); of Black Hylton Road, Sunderland. Telephone: Sunderland 3149. (1947)
1929 Listed Exhibitor - British Industries Fair. Manufacturers of Wristlet Watch Straps of every description. Patentees of the "ODO" and "Tab" Straps. Immediate attachment. No sewing on required. Straps made for every market. (Stand No. O.20) [1]
1947 Listed Exhibitor - British Industries Fair. Manufacturers of Leather Wrist Straps of all types, with Various Fittings, Hooks, Joints, Ring-on, including "Eta" Cordettes, "Tab" and "Don" Wrist Straps, Leather Alberts, Moire Bands, Wholesale and Shipping only. (Olympia, Ground Floor, Stand No. E.1766) [2]