Conception and Project Coordination
Marco Beretta, Iolanda Rolfo

Editing
Sara Bonechi

Website
Leonardo Curioni, Elena Fani, Roberta Massaini

Digital Library
Stefano Casati with the collaboration of Fabrizio Butini, Francesca Fares, Silvia Paoli and Adele Pocci

Photography
Giovanni Volante, Sara Bonechi

Document Cataloguing
Aldo Cecconi

Medallion Cataloguing
Angela Saviori

Acknowledgements
Laura Barattucci, director of the Engineering Department Library at the University La Sapienza (Rome), for making available the proceedings of the conference held in Palermo in 1875, which were digitalized by Maria Conforti.

The National Central Library of Florence and particularly Lucia Chimirri, Gabinetto stampe.

The library of the Museo Galileo.

The Enciclopedia Italiana Treccani for granting us permission to link the virtual exhibition website to their website.

Maurizio Torrini for making available various works from his private collection.