Vintage WOOLAROC models 3-9 and 3-10A Superheterodyne 5 tube AM radio receiver. Original old Sams Photofact manual includes schematic, layout, alignment instructions, voltage & resistance test charts, repair parts list and description. Dated 1946. 4 pages. Phillips Petroleum Company, of Bartlesville, OK. This manual would make a sensational accompaniment to your classic retro radio equipment.