The School of the Transfer of Energy

This is the first proof of a new copper engraving, fairly early in the process, printed to give an idea of how the values are shaping up.  Obviously, certain areas such as the pants and vest of the figure are more developed than the head, which consists mostly of reference lines.  The plate/image size is 3″x4 3/8″.

Here is the plate with the two proofs.

And a detail of the plate