O-Boy, somewhere between Snoopy and Lenny, zuni 70's-80's, I like this type of customized slider on the back as opposed to the Bennett clips-stamped JOHN MARTIN on back.
Vintage Carl Auböck dusting brushes, walnut/horsehair.
~round guy: from Vienna 07 trip
~arch guy: from Vienna 07 days ago late night tripping on sheBay.
~end shot shows the pair in the Auböck (Ark) book.
~more here.