An image of a craftsperson can reveal more than the finished object being made. A depicted bow drill directs attention to the movement of hands, the orientation of a tool, and the relationship between turning and cutting.
The Met publication Ancient Art in Miniature, page 15, includes a drawing after a painting from the tomb of Rekhmira. Its discussion describes a horizontal bow being moved to rotate the shafts used in drilling beads.
Read the image as a sequence
Locate the hand moving the bow and the hand associated with holding the tool in position. Follow the bow’s direction, then the orientation of the drill. A back-and-forth action and a turning action are related, but they are not the same motion.
For a notebook exercise, draw two arrows on your own schematic sketch, not on the source image: one for the bow’s travel and one for rotation. Label the sketch as an explanatory diagram. It need not imitate the ancient artist’s style.
The illustration gives a route into understanding a mechanism; it does not disclose a complete workshop schedule, the craftsperson’s name, or the time needed to finish a bead. Those questions require other evidence.
This is also a useful way to compare craft images: follow the action from the hand to the tool and then to the material. It keeps the human work involved in making small objects visible.