Watch List notes:

M275s – 100 Pesos EL Banco de Londres y México, Espécimen. AU. 187 x 82 mm. Sin Serie. Impreso por American Bank Note Company, del 01 de julio de 1889, folios en ceros, firmas impresas y horadadas, tenues arrugas casi imperceptibles a simple vista. Raro

ENGLISH:
187 x 82 mm. No serie. Printed by American Bank Note Company, July 1, 1889, zeros as serial number, printed signatures and perforated, faint wrinkles almost imperceptible to the naked eye. Rare.