Architectural Scale Drawings by The Electro Motive Company for a gas and electric motor car. body only. Date is 1927. This would�ve been for cars 9904 to 9908. Blueprints measure approximately 44 inches long by 30 inches tall. Blueprints include detail drawings along with full page drawings, some pages are torn some just have been tape repaired,pages show, chipping, tears, pieces missing. Drawing show changes made probably on site. Scale of drawings showes quarter inch to 1 foot. On the back of the page is stamped by the Chicago and Northwestern railway office Chief mechanical engineers office received 7/17 1933, with letter dated 7/14 1933, from OM Edwards company to LPM for gas electric cars dated 1925 1926 and 1927 at the St. Louis car company lot. Blue prints have appeared to always have been rolled.