CUNNINGHAM, Rochester, USA, 1907-1937
CALTHORPE, Birmingham, UK, 1904-1932
CALCOTT, Coventry, UK, 1913-1926
CROSSLEY, Manchester, UK, 1904-1937
CHRISTIE, New York, USA, 1904-1910
COLE, Indianapolis, USA, 1909-1925
COTTIN-DEGOUTTES, Lyon, France, 1904-1933
CORRE-LA LICORNE, Levallois/Neuilly/Courbevoie, France, 1899-1950
CORD, Auburn, USA, 1929-1932 / 1936-1937
CORBIN, New Britain (Connecticut), USA, 1904-1912
Corat, Turin, Italy, 1946
COLOMBO, Milan, Italy, 1922-1924
COVINI, Castel San Giovanni, Italy, 1978-1983
CMN, Milan, Italy, 1919-1923
CLAN, Washington, UK, 1971-1974
CLULEY, Coventry, UK, 1922-1928
CLENET, Santa Barbara, USA, 1976-1982
CLEMENT-BAYARD, Levallois-Perret/Charles-ville-Mezieres, France, 1903-1922
CLYNO, Wolverhampton, UK, 1922-1929
CLAVEAU, Paris, France, 1923-1956
KISSEL, Hartford, USA, 1906-1931
CHIRIBIRI, Turin, Italy, 1910-1928
KING, Detroit/Buffalo, USA, 1910-1924
CASE, Reisin, USA, 1910-1927
CATERHAM, Dartford, UK, 1959-