This work has been made possible thanks to the collaboration and contributions of Joan Albert Adell (Castell de Siurana, Santa Maria de Siurana), Jordi Sardà Ferran (Santa Maria d’Scaladei), Mn. Joan Roig (Sant Vicenç d’Albarca, Sant Bartomeu de Fraguerau), Mn. Albert Palacín (Sant Miquel de Montblanc, Sant Salvador de Rojals), Mn. Miquel Lluís Castillejo (Santa Maria de Siurana), Josefina Sendra (Sant Jaume de Montargull, Santa Maria de Guialmons, Sant Salvador de Figuerola, Sant Miquel de Montclar), Josep Ma Roca (Sant Pere Sabella), Santiago Trilla (Sant Gil d’Albió), Josep Balcells (Sant Blai de Fonoll), Catalina Salvà (in all the buildings) i Roser Martín (Arquebisbat Tarragona).

The floors and sections of all the buildings are on the same scale, with the exception of the details of the access doors, which are 2.5 times larger. In the case of Sant Miquel de Montblanc and Santa Maria d’Scaladei, the floors, as well as the sections and elevations, have been decreased the 75% espect to the rest of buildings, due to their size.