Vols. for 1919- include an Annual statistical issue (title varies).ops. July. and. Exceeds. Last. Year. by. 157%a. Eight. Months. Gain. Is. 36%. Production a U. S. and Canada Cars ... Another change eliminated all commercial vehicles with a capacity of more than 1% tons from the purview of the code. ... practice of driving bootleg cars into Western markets and using the cut in transportation cost as a price reduction. ... H. A. Wolfington objected to the clause limiting discounts on parts and accessories to authorized dealers and service stations.