ISO 162:1975 Cinematography — Recording and reproducing head gaps for three magnetic sound records on 35 mm motion-picture film containing no picture — Positions and width dimensions
1985ISO 162:1985 Cinematography; Head gaps and sound records for three-, four-, or six-track magnetic sound records on 35 mm and single-track on 17,5 mm motion-picture film containing no picture; Positions and width dimensions
1975ISO 162:1975 Cinematography — Recording and reproducing head gaps for three magnetic sound records on 35 mm motion-picture film containing no picture — Positions and width dimensions