Thanks for the info on a sad iron!
Here are two pictures of my electric shackle iron View attachment 10961 View attachment 10962 View attachment 10962
OT - I bought it from National Hatters Supply in Brooklyn probably back in the late 1980s. Here's their ad: View attachment 11017
Wow! That looks like it would really do the trick on a pencil curl. Also great that you have the original ad from the supply house. Thanks for sharing.
I think there is an ad or a list of tools in the back of scientific hat making.
Mayserwegener Some of these prints were use in a book called " the Hatters of the Eighteenth - Century France" by Michael Sonenscher