Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 132,217 pages of information and 209,721 images on early companies, their products and the people who designed and built them.
[[image:Im19191101IM-MarktCo2.jpg |thumb| Nov 1919. ]
of 98-100 Clerkenwell Road, London EC (1912); of Portpool Lane, Gray's Inn Road, London, E.C.1. (1938).
See Charles Markt
1898 Representatives for Pope Manufacturing Co supplying Columbia Chainless Bicycle (as well as Columbia Chain bicycles) - see advert.
1902 Agent for Veeder cycle odometer.
1903 Agent for Liberty cycle bell.
1906 Agent for Jones cycle bell.
1913-1917 For a list of the models and prices of Paraffin Commercial and Agricultural Motors, Tractors, Ploughs, Sprayers, etc. see the 1917 Red Book.
1913-1917 For a list of the models and prices of Marine Motors see the 1917 Red Book.
1913 Advert for counters and revolution indicators. Jones Speedometer. 
1915 Agent for Inland air pump, Speedler fuel economy device, Long Horn air horn.
1917 Advert for Veeder counters. 
1927 Advert for Veeder counters.