In the expertise it is mentioned that this “iconographic invention” within the workshop of Sagrestani's Master, Pier Dandini, turned out to be quite successful and that there might be an altar piece of the same subject, though it has not been possible to track it down as yet.
Expertise available upon request.
We can find Sagrestani's artworks in international museums such as:
Kindly get in touch to discuss Terms and Conditions if you are interested.