4 entries in Knife & Paddle / Ideas
  
Creators Title Comments & References Source Page Categories
Al Leech A Knife Move color change with sucker element Manipulating with Leech 14
Karrell Fox Color-Changing Knife Finih big ans small one Kornfidentially Yours 30
Bob Read Business For Knife Sharpening gag for plate/knife grinder attributed to Nate LeipzigRelated to Pabular (Vol. 2, No. 4) 195
Juan Tamariz Rainbow of Penknives three knives change color multiple times, no switches Sonata 289