exchange

Hello, I propose to exchange these small coins,
50 Centavos (MEXICO) 1975 and 1979 (https://fr.numista.com/catalogue/pieces3951.html)
or
1 Pesos (MEXICO) Various years. (Http://fr.numista.com/catalogue/pieces1105.html) or, two different currencies (https://fr.numista.com/catalogue/pieces936.html)
But also
Czechoslovakia Koruny two different years (https://fr.numista.com/catalogue/pieces2014.html)
and
5 Korun Czechoslovakia 1991 (https://fr.numista.com/catalogue/pieces7177.html)
I invite you to come see my double

Wishing you a good day.