Watch List notes:

MEXICO: 500 Pesos (8.3.2010) in brown on tan unpt. Diego rivera at center on face. S/N: "N 2137281". Series C. WMK: Diego Rivera & value "500". Printed by BdM. Inside holder by PMG "Superb Gem Unc 68 EPQ". (Pick 126c). PMG probably by mistake mentions Pick #126a on label.