Bronzino (Agnolo di Cosimo di Mariano) – Portrait of a Young Man – The Metropolitan Museum of Art https://www.metmuseum.org/art/collection/search/435802?exhibitionId=%7B2c98eb4f-1cd0-43dc-912e-1fd5d5ef9c00%7D&oid=435802&pkgids=689&pg=1&rpp=4&pos=1&ft=*&locale=en
This arresting portrait of an unidentified young Florentine is dated by most scholars to the 1530s. During that decade Bronzino was often engaged in painting members of a close-knit circle of acquaintances with whom he shared literary interests, and this sitter—who so conspicuously holds open a book—may be from among that group
Here is a link to download the audio instead. Playlist 5102.