[CR] Measuring Stem Extension Illustration ?

(Example: Framebuilding:Technology)

Date: Sat, 1 Jan 2011 20:03:53 -0800 (PST)
From: "r cielec" <teaat4p@yahoo.com>
To: Classic Rendezvous <classicrendezvous@bikelist.org>
Subject: [CR] Measuring Stem Extension Illustration ?

Ahoy ! Can someone, please, point me to a good illustration of how to measure stem extension for our On Topic quill stems ? Thank you Richard Cielec Chicago, Illinois; U.S.A.