Postby blakstone » Mon Apr 09, 2012 11:36 pm
I believe the maker is António Moreira Marques, who registered this mark in 1898. My reference has no cancellation date for the mark, but I did find one reference that he was still active in 1912; certainly an upper date of 1937 for the pieces can be inferred from the boar's head.
Ref: Manuel Goncalves Vidal & Fernando Moitinho de Almeida, Marcas de Contraste e Ourives Portugueses, v. II: 1887-1993 (Lisbon: Impresa Nacional, 4th ed., 1997), p. 106; mark 985.