Double frame sold by some stationers. The top medallion was intended to contain the silhouette portrait of the person who either had their name engraved in the bottom frame, or used it to write wishes, compliments, invitations, etc (XVIII century).
From Papeterie & papetiers de l’ancien temps (Stationery and stationers of the past), by John Grand-Carteret, Paris, 1913.
(Source: archive.org)
Dulcinea. From a painting by C. R. Leslie, engraved by John Cheney.
From The gift: a Christmas and New Year’s present for 1842, collective work, Philadelphia, 1841.
(Source: archive.org)
Katherine.
Augustus Egg, from Shakespeare’s heroines on the stage, by Charles E. L. Wingate, New York, 1895.
(Source: archive.org)
I had some fun with the website Morph Thing. It lets your morph faces together. I morphed the Giuseppe Ceracchi bust with the John Trumbull or Ezra Ames paintings of Hamilton. I thought it produce a very interesting effect.
I edited the images by adding the black shadows to hide the wonky parts that inevitably appear.
Now, you see, this is a promising idea.