The Dietzgen Excello | In the 1920s German manufacturer Eugene Dietzgen Co. designed and produced this brilliant drawing tool, the 932S Excello, for draftsmen. My mouth is... | By Piranha Tools | Facebook
Dietzgen Collectible Drafting Tools for sale | eBay
Vintage Drafting Tools German Made Dietzgen Master Detailer Model 1242 PJ - Etsy