Issue 9 (September 1941)

  1. Journal of the Society of Motion Picture Engineers — Cover InformationOpen access
  2. Journal of the Society of Motion Picture Engineers — Table of Contents InformationOpen access
  3. New and Old Aspects of the Origins of 96-Cycle Distortion Original Research
  4. Some Properties of Polished Glass Surfaces Original Research
  5. Recent Improvements in Non-Reflective Lens Coating Original Research
  6. New Gadgets for the Film Laboratory Original Research
  7. M-G-M'S New Camera Boom Original Research
  8. An Improved Mixer Potentiometer Original Research
  9. Report on the Activities of the Inter-Society Color Council Original Research
  10. Air-Conditioning Safety Device for Theaters Original Research
  11. Fiftieth Semi-Annual Convention of the Society of Motion Picture Engineers: Hotel Pennsylvania New York N. Y. October 20th–23rd, Inclusive InformationOpen access
  12. Five New Models of 16-mm Sound Kodascope InformationOpen access
  13. High-Fidelity Headphones Original Research
  14. Society Announcements: 1941 Fall Convention New York, N. Y. October 20th–23rd, Inclusive InformationOpen access