Here the database engine could provide advanced tools in order to search a combination of punches, punches and authors or similar queries.
The first field SEARCH allows free research in the database
Via AUTHOR field you can search the form of every single author and all the artworks linked to the single workshop. Please use the complete name of an author: "Bartolomeo Bulgarini" instead of "Bulgarini"
The FILTERS panel allows you to integrate the previous researches OR could work stand-alone to find the artwork(s) or the author(s) using one or more particular punches