A few weeks ago I was the successful bidder on a lot which included a pair of Keen-Point pencils. Keen-Point was a subbrand for Dur-O-Lite, and examples don't come around very often. These were particularly nice . . .
NOTE: This article is now included in the print version of The Leadhead's Pencil Blog, available anywhere you buy books, or also from The Legendary Lead Company.
To order, here's the link: Volume 1 at Legendary Lead Company