Artist's depiction of chassis, showing Bijur automatic chassis lubricating system, for 1925-1926 Packard car, Third Series Six. Handwritten on back: "Chassis showing oiling system. 1925-26 Packard 326 & 333, Third Series Six, 6 cy., 60 b.h.p., 126" & 133" whb. Chassis. Detail: Bijur automatic chassis lubricating system, oiling diagram."