- Fletcher , H. 1929 . Speech and Hearing 255 – 269 . New York
- Egan , J. P. and Associates . 1942 . Articulation Testing Methods , National Defense Research Committee Report No. 383 50 Office of Scientific Research and Development .
- Steer , M. D. 1945 . “Speech Intelligibility in Naval Aviation,” . Journal of Speech and Hearing Disorders , X : 215 – 219 .
- Steer , M. D. and Hadley , J. M. 1946 . “The Speech Intelligibility Program in Naval Aviation: Historical Summary,” . Quarterly Journal of Speech , XXXII : 217 – 228 .
- Black , J. W. 1945 . Final Report in Summary of Work on Voice Communications , National Defense Research Committee Report No. 5568 3 Office of Scientific Research and Development . Staff
- Wilson , D. K. , Draegert , G. L. , Hanley , T. D. and Ringo , K. A. 1950 . Manual‐Verbal. Response Tachistoscope: Distracting Device for Intelligibility Testing , Technical Report No. SDC 104–2‐20 17 Purdue University, Voice Communication Laboratories .
- Haagen , C. H. 1946 . “Intelligibility Measurement,” . Speech Monographs , XIII : 4 – 7 .
- 1945 . Intelligibility Measurement: 24‐word Multiple‐Choice Tests , National Defense Research Committee Report No. 5567 Office of Scientific Research and Development .
- Handbook of Operating and Maintenance Instructions for Device 8–1, Portable Interphone Trainer , Special Devices Division Report No. NAVAER 03–80R‐7 1 United States Navy, Bureau of Aeronautics . Section 1
- Kelly , J. C. 1948 . “Effect of Training on Speech Intelligibility Through Synthetic Noise Barriers,” . 46 Purdue University . Ph.D. Dissertation
- Peters , C. C. and Van Voorhis , W. R. 1940 . Statistical Procedures and Their Mathematical Bases 194 New York
- This research was carried out under contract with the Office of Naval Research, Special Devices Center, Human Engineering Division, as Contract N60ri‐104, T.O. II, Project NR‐782–003, of which this is Technical Report No. SDC 104–2‐27. The research report also constituted a dissertation submitted in partial fulfillment of the requirements for the Degree of Doctor of Philosophy at Purdue University. The research was directed by Dr. M. D. Steer, and was conducted by the writer with the assistance of other members of the project staff.
Speech Monographs
Volume 20, 1953 - Issue 4