got the pictures posed. any help is appreciatedCan you post a picture?
Thanks for the reply.That's a nice looking brush. My guess would be a dyed boar hair.
That's a legacy of the Anthrax mini-epidemic around WWI....You'll note it says "sterilized" on the base which probably indicates a natural source rather than polyester/nylon etc. (you don't typically see "sterilized" on toothbrushes etc. made from synthetics.
Nitpick: There is no butterscotch "Bakelite", only black and dark brown. Sometimes with a bit of a fake burl pattern, like my radio here:I have an old Fuller Brush Bakelite shaving brush, ...