COULLON, John  (1800- active 1850) Early American seal
           engraver, Boston.  Born in Ireland.
           Came to America and Boston before 1850.
           Unknown if any of his work survives.

           B I O G R A P I C A L  R E F E R E N C E S

D15 {1957} Groce and Wallace p 150.
BF2 {1999} Falk. Who Was Who in American Art, p 1:745-746.