The Seal of the Municipal Presidency of the city of Cananea, Sonora, with autograph.  Found on an Estado de Chihuahua 5 pesos.

The Seal of the Private Secretary of the Governor of the State of Sonora.  It appears on the back of an Estado de Chihuahua 5 pesos.

The Seal of the Presidency of the City Council of Saltillo, Coahuila, with autograph.  Found on the reverse of an Estado de Chihuahua 5 pesos note.

A stamp of the Secretary of State of the State of Morelos.  Found on a 20 centavos cartón from the city of Cuernavaca, Morelos.

Overprints and Validation Stamps7

The Seal of the Administration of Maritime Customs at Guaymas, Sonora.  Found on the back of an Estado de Chihuahua 20 pesos.

The Seal of the General Treasury of the State of Sonora.  Found on a carrancista Ejército Constitucionalista de México 5 pesos note.

Overprinted Michoacán de Ocampo – Tesorería General – RETIRADO.  Found on a Veracruz Gobierno Provisional de México 1 peso note.

Overprinted Michoacán de Ocampo – Tesorería General – AMORTIZADO.  Found on Veracruz 20 pesos note.

The Seal of the Administration of Principal Exchange, Guadalajara, Jalisco.  Found on the back of a Mexico City Gobierno Provisional de México 1 peso note of 1914.

The Seal of the Exchange Agency, San Gabriel, Jalisco.  Found on the back of a Mexico City Gobierno Provisional de México 1 peso note of 1914.

The Seal of the Exchange Agency, Sayula, Jalisco.  Found on the back of a Mexico City Gobierno Provisional de México 1 peso note of 1914.

     Collecting overprints and validation stamps can be very challenging.  Many of the stamps are poorly impressed or have faded with age.  There are still many discoveries awaiting the collector of the money of the Mexican Revolution.

CIVILIAN:

The following are just a few examples of various civilian agencies’ validation stamps.