E:Mn below is for the 1552 edition Examen de violeros y organistas y otros officios de musica.
E:Mn, R 31338, fol 224. 1552 Edition
These are the details of the examination of violeros published in the Recopilación de las ordenanzas de la muy noble y muy leal ciudad de Sevilla (1527). These are the oldest printed Ordenanzas for the guild of violeros in Spain.
The original ordenanzas of Sevilla were written c. 1500, but not printed until 1527. These are the earliest ordenanzas regarding the examination of violeros. Link to the further details about the document at https://vihuelagriffiths.com/vihuela/documents/8860/
The original document is available online (see below)
A revised edition was published in 1552 Examen de violeros y organistas y otros officios de musica, E:Mn, R 31338, fol 224. The document provides details of apprenticeship, examination as a tradesman, establishment of a tradesman’s own shop, the instruments expected to be built and the substance of the examination.
Romaillos 2002 gives an English translation