British and World Paper Money

MEXICO, El Banco de Sonora, Five Pesos, 2 January 1911, no. 271664, Ten Pesos, 24 November 1909, no. 98600, Twenty Pesos and Fifty Pesos, both unissued (Pick S419c, 420b, 421d, 422d) [4]. First two fine, others uncirculated £80-100