William Campbell Wark (c1866- ) of the Victoria Cycle Co and the Scotia Motor and Engineering Co
1892 Patent Application. William C. Wark, of Halifax, for "Improvements in and relating to cycle or other vehicle wheel tyres."[1]
1892 Patent Application. William C. Wark, of Dewsbury, for improvements in and relating to cycle or other vehicle wheel tyres.[2]
1901 Living at 23 Circus Drive, Dennistoun, Glasgow. William C. Wark. Commercial Traveller. With his wife Bessie Wark and their five children.[3]
1911 Living at 15 Cobham Terrace, Greenhithe, Kent: William Campbell Wark (age 45 born Glasgow), Consulting Engineer - Motor Trade. With his wife Elizabeth Wark and and their five children.[4]