Mexico - avant garde printing techniques - 1916-now

[Rein]

As I said before during the 1920-ies the Airmail stamps remained printed in recess.













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The 8c Benito Juarez probably had recess first:







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The 30c Hemiciclo Juarez probably had recess first:







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[Rein]

The 2nd Panamerican Postal Congress was held in Mexico City in 1926. The commemorative series contained a 1 Peso stamp that was very special.





For the first time in the world history of stamp printing, a BICOLOURED recess stamp had been printed from ONE single plate using an advanced way of inking. It took 12 years for next postage stamp to get issued in a similar manner printed by the PWPW in Warszawa in Poland.

[Rein]

The commemoratives honoring Emilio Carranza - one year after his deadly crash in the USA - in 1929 are in recess:





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[Rein]

The definitives based on the Carranza commemoratives are in screenless photogravure for most of them:







in detail:








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The bicoloured high values of the definitives based on the Carranza commemoratives are in recess:








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[Rein]

In the 1930-ies practically all stamps were printed in screenless photogravure with an eventual exception for the higher values.

1931 Town of Puebla:




1933 Geographical and Statistical Society:



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[Rein]

In 1934 the sizes of the postage stamps were standardized by the Oficina de Hacienda - the 2 sizes received their own perforation blocks! Everything printed in screenless photogravure with an eventual exception for the higher values.

1934 Pro Universidad:





1935 Chiapas:



1935 Zapata:



1935 Census:



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