Examples of the type

Picture 1 of the example of 20 Centavos Picture 1 of the example of 20 Centavos
© Zerstoerer (CC BY-SA)
Private collection
1945 B – (en) KM#208.1 Mint mark in field below CENTAVOS
double B (thin and thick) under value
Picture 1 of the example of 20 Centavos Picture 1 of the example of 20 Centavos
© peso de 1886 (CC BY-SA)
Private collection
1947 B – (en) KM#208.1 Mint mark in field below CENTAVOS
VF