Daily Herald Photograph: Aerodyne Hawk wireless set

One photograph of a female worker inspecting rows of Aerodyne sets. Caption on back reads: 'Inspecting the chassis of the new Aerodyne "Hawk" sets at the factory of Messrs. Hustler, Simpson and Webb. These sets employ the new "Quiescent Push-Pull" circuit which is revolutionising battery-run sets'. Includes crop marks.