Vintage “CRITERIUM” Mechanical Drafting Pencil.  Model 2401 This is the earliest ever version of this great pencil. Made in France by GILBERT & BLANZY-POURE during the ‘60’s. This is a very nice, lightly used example of the stylish and timeless CRITERIUM shape, but for made for a 1.18 mm lead size (not 2 mm as with the more common 2403).  It operates by a push button spring-loaded clutch. This beauty features an all aluminum body with nicely sized incised grip, pocket clip (the classic CRITERIUM shape version), and an eraser in the button.  At a pocket-friendly 4 ½ ” long, this is well made, well thought out and very classy.  Carry it or show it, you will not regret having one of these really neat, all-time classic pencils.  Not common at all for this size lead, so….