The AyM workshop was founded in Madrid at the beginning of the XXth century by José Arnillas (Madrid, 1880-1945, Madrid Fine Arts graduate) and U. Matallana, with the name of Arnillas y Matallana.
Working with lathe (Press for blow-up).
The machinery was brought from Germany and England and part of it is still in use, such as the reduction lathe, irreplaceable for bas-relief engraving.
At that time this equipment must have appeared highly innovative, having been perfected towards the end of the XIX Century.
During the Civil War and post-war period almost all the documentation and die-work for mintings carried out during the monarchy of Alfonso XIII and the Republic was totally lost.
Regarding the trajectory of the firm over its almost 100 years of existence, we transcribe the following:

"The quality and prestige of works carried out in this workshop makes medals bearing the AyM stamp highly sough-after by collectors and particularly valued in all auctions in which they appear.
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