Trio of Forged Iron/Steel Rings painting of woman on stage 2 3/16" tall x 2

2 3/16" tall x 2 7/8" in diameter

and I imagine it may indeed have been done as an illustration for a book or publication about sea creatures

It begins with an introduction--"First of All"--noting that "art is the finest way of doing anything" and discussing materials

I have found pretty much an exact match of this one beautiful little bone and brass folding ruler

There are a few different companies that made lovely table croquet sets in the early 20th century very similar to this one

Trio of Forged Iron/Steel Rings painting of woman on stage 2 3/16" tall x 2Just satisfying things for setting or stacking or using for all sorts of purposes, with plenty of irregularity and some surface rusting adding color. I think probably these were made as hitching rings. From smallest to largest: 3 1 4" diameter; 3 1 2" d' 3 7 8" d.