In two separate online auctions, I found pencils marked "Gilliam’s". The small ringtop is marked "Gilliam’s EZERITE 14k Gold Filled Pat," and the larger one is marked "Gilliam’s True-Point Sterling." . . .
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.