Title supplied by cataloger.
Typed caption on back: "Side View of Six-Rox Transplanting Machine. Capacity - 160,000 Guayule plants set per day on Check-Row system - 8000 per acre." Stamped on back: "Copyrighted: American Rubber Producers Inc. P.O. Drawer 727 Salinas, California."
Stamped on back: "Intercontinental Rubber Company 'American Rubber Producers Division' P.O. Box 749 - Salinas, California." Also stamped on back: "This photograph is our file copy do not mutilate it. Please return as soon as possible. Philadelphia Commercial Museum."