I just added the lower caption and image to the 17th century timeline (1st half). In several details—the posture and dress of the player, the style of the chair, and the rendering of the trombone—it bears a strong resemblance to this Bracelli print of c. 1630 (see first image, below), also found in the timeline; my guess is that they’re either by the same artist, or one is a copy of the other.
First, the Bracelli etching, c. 1630:
Now, the new image with its timeline caption:
c. 1634—A print, possibly by French artist Jacques Callot, shows a solitary trombonist casually playing while sitting cross-legged on a chair (see below image; public domain):