I downloaded all four of these PDF files, and was particularly drawn to page 46 of the 1972 document, which contained this:
As you know, I have purchased other cast iron and bronze tools to use with hot glass, especially Flower Irons, but I had never thought about waffles, perhaps because they are a lot larger. But I loved the presentation that Audrey Handler had made back in 1972, with the glass waffle inside the open waffle maker!
So, as my Homage to both the 50th Anniversary of the American Studio Glass Movement and especially Audrey Handler, I present my own glass waffle made last semester:
This waffle is in the “Hearts and Stars” pattern, which I liked very much!