Vintage pencils make math and crossword puzzles way more fun. Take this Sheaffer 400 pencil for example. It is an early devotee of the .9mm lead. You advance and retract it with a simple twist of the tail cap. It has some wear from use, but most of us do after 80 years. The worst of it is a few little scratches in the nose cone, which you can see in the photo. The carmine red pattern is one of the rarer color schemes from this era. The clip is on tightly. It no longer has its eraser, but it comes with a spare lead. 13.3cm.