Issue 12 (May 1921)

  1. Transactions of the Society of Motion Picture Engineers — Cover InformationOpen access
  2. Transactions of the Society of Motion Picture Engineers — Table of Contents InformationOpen access
  3. Transactions of the Society of Motion Picture Engineers — Advertisement InformationOpen access
  4. Officers InformationOpen access
  5. Extracts from By-Laws InformationOpen access
  6. Lists of Various Committees—1920–1921 InformationOpen access
  7. Members InformationOpen access
  8. President's Address InformationOpen access
  9. Meeting of the Board of Governors of the Society of Motion Picture Engineers InformationOpen access
  10. Report of Educational Committee: Society of Motion Picture Engineers Washington Meeting, May 9–12, 1921 InformationOpen access
  11. Report of the Advertising Committee InformationOpen access
  12. Papers Committee Report: Spring Convention, 1921 InformationOpen access
  13. Report of Committee on Electrical Devices InformationOpen access
  14. Tentative Report of Optics Committee: Society of Motion Picture Engineers—May, 1921 Original Research
  15. Motion Picture Nomenclature InformationOpen access
  16. A Review of Material Pertaining to Motion Picture Engineering Original Research
  17. Lighting for Motion Picture Theatres Original Research
  18. Motion Picture Cameras Original Research
  19. The Absorption of Light by Toned and Tinted Motion Picture Film Original Research
  20. Discussion of Paper Entitled “Transmission of Tinted Motion Picture Films” Original Research
  21. Condenser Lenses for Theater Motion Picture Equipments Original Research
  22. Continuous Motion Projector of the Taking of Pictures at High Speed Original Research
  23. Color Photography Original Research
  24. Building a Non-Theatrical Film Library Original Research
  25. Submarine Photography Original Research
  26. Address by Mr. Henry D. Hubbard of the National Bureau of Standards at the Washington Meeting of the Society of Motion Picture Engineers, May 9–12, 1921 Original Research
  27. New Developments in Mazda Lamp Projection for Motion Pictures Original Research
  28. Talk and Demonstration Action of Various Chemicals on Arc Lamp Cores Original Research
  29. Discussion of G. L. Stair's Paper InformationOpen access
  30. Discussion of Gregory's Paper InformationOpen access
  31. Discussion on Mr. Egeler's Paper InformationOpen access
  32. Address of Mr. F. W. Stratton: Director of the Bureau of Standards InformationOpen access
  33. Discussion of Jenkin's Paper InformationOpen access
  34. Discussion of Dr. Ives' Paper InformationOpen access
  35. Discussion of Paper by L. E. Davidson InformationOpen access
  36. Discussion of Paper by C. A. B. Halvorson InformationOpen access