OC : OLIER et CARON - a rising sun and a star
Silversmith hallmark : OC, a rising sun and a star.
Silversmith : Olier et Caron
They entered their nark on the 15th of November 1910 and the 22nd of June 1934, another mark is entered from the 22nd of June 1934 to the 1st of May 1936, 39 rue de Turbigo, Paris.