It is a photographic reference to these units.
The measurements are 8 1/2" tall x 5 1/2" wide and is made so that it can lay flat on a desk or workbench.
This book is $17.99 + S&H in US funds.
Payment accepted by check or money order (US customers) and American Express International Money Orders or International Postal Money Orders for outside the US customers, please allow 2-4 weeks for arrival.
