Identification and classification of a collection of approximately 15,000 documents, by institutional funds; verification of their state of conservation and description of 7,500 documents according to standardised standards. Work was carried out on the “Varios Sótano” series of the Colonial Archive Directorate. It contains 245 files (approximately 2,093 linear metres) from 1574 to 1830 and includes unpublished documentation from different colonial and republican institutions such as the Royal Treasury, Royal Customs, Post Office Administration, Notaries, among others.