Related Resources.

Florentine Renaissance Resources: Online Catasto of 1427.
http://www.stg.brown.edu/projects/catasto/

Florentine Renaissance Resources: Online Tratte of Office Holders, 1282-1530.
http://www.stg.brown.edu/projects/tratte/

Florence: Museo Storico Topografico "Firenze com' era".
http://www.comune.firenze.it/servizi_pubblici/arte/musei/e.htm