Sandrart knew him well and lived with him for a while, while Baldinucci was probably not intimate with him, and derived much of his information from Claude's nephew, who lived with the artist.
Sandrart ho dobře poznal a nějakou dobu s ním žil, zatímco Baldinucci s ním pravděpodobně nebyl intimní a získal hodně z jeho informací od synovce Clauda, který s malířem žil.