London Makers Marks CJCR
Kay''s mark as illustrated by Grimwade Grimwade, Arthur London Goldsmiths, : Their Marks and Lives, Faber Faber, 1990 does not have a pellet between the letters. A similar mark (also without pellets but with more rounded ends) registered Oct 1828 by Charles Kelk. Carl Krall. 1895. (registered Nov 1883)