Apart from the technical drawing giving all principal measurements, there are indications of thickness, sections of shell, development of the end clasp, and digital elaboration of the images with enlargements of details and photographs.

The drawing consists of two sheets on heavy and coated paper (ca. cm. 42 x 60) made for luthiers and organology but also for mandolinists and amateurs.

This work was made by the researchers of I.R.O.R. (Lorenzo Lippi e Davide Serracini) for study reasons.

The cost is kept low in order to enhance a wide diffusion of informations.