It is discouraging to state that little or nearly no progress has been made on the micro-geography of printing in Latin America. To fill partially this gap in, and as a result of extensive researches about the history of book and typography in Puebla de los Angeles ― the second city with printing in New Spain ―, this essay offers a biographical sketch of one of the most prominent printers of the city itself: Diego Fernández de León († 1710). Some references to his life and work have been previously provided, but Angelo-politanos archives and the material evidence of Fernandez de León´s books, allow us to give some unpublished trace of the Poblano printer, rightly considered the quintessence of Baroque typography