REFERENCES 



75 



Materiel Command, Memorandum Report 

 No. ENG-49-698-18, Oct. 6, 1943. 



2. Atkins, E. W. The efficiency of the eye under 



different intensities of illumination. J. 

 comp. Psychol., 1927, 7, 1-37. 



3. Berger, C. Stroke-width, form, and hori- 



zontal spacing of numerals as determinants 

 of the threshold of recognition. I and II. 

 J. appl. Psychol., 1944, 28, 208-231, 336-346. 



4. BiTTERMAN, M. E. Heart rate and frequency 



of blinking as indices of visual efficiency. 

 J. exp. Psychol., 1945, 35, 279-292. 



5. BiTTERMAN, M. E. Transfer of decrement in 



ocular tasks. Amer. J. Psychol., 1946, 59, 

 422-438. 



6. BiTTERMAN, M. E. Lighting and visual effi- 



ciency: The present status of research. 

 Trans. Ilium. Engng. Soc, 1948, 43, 906-922. 



7. BiTTERMAN, M. E., RyAN, T. A., & COTTRELL, 



C. L. Muscular tension as an index of 

 visual efficiency: A progress report. Trans. 

 Ilium. Engng. Soc, 1948, 43, 1074-1081. 



8. BiTTERMAN, M. E., & SoLOWAY, EsTA. Fre- 



quency of blinking as a measure of visual 

 efficiency: Some methodological considera- 

 tions. Amer. J. Psychol., 1946, 59, 676-681. 



9. BiTTERMAN, IM. E., & SoLOWAY, EsTA. The 



relation between frequency of blinking and 

 effort expended in mental work. /. exp. 

 Psychol., 1946, 36, 134-136. 



10. Carmichael, L., & Dearborn, W. F. Reading 



and visual fatigue. Boston: Houghton 

 Mifflin Co., 1947. 



11. Carter, L. F. The relative effectiveness of 



presenting numerical data by the use of tables 

 and graphs. USAF Air Materiel Command, 

 Memorandum Report No. TSEAA-694-1, 

 April 17, 1946. 



12. Carter, L. F. A study of the best design of 



tables and graphs used for presenting numeri- 

 cal data. USAF Air Materiel Command, 

 Memorandum Report No. TSEAA-694-1C, 

 Sept. 24, 1946. 



13. Chapanis, a. Luminescent materials. USAF 



Air Materiel Command, Memorandum Re- 

 port No. EXP-M-49-695-12F, Nov. 4, 1942. 



14. CoNNELL, Shirley C. The relative effective- 



ness of presenting numerical data by the use of 

 scales and graphs. USAF Air Materiel 

 Command, Memorandum Report No. 

 TSEAA-694-1M, Dec. 22, 1947. 



15. Craik, K. J. W. Instrument lighting for night 



use. Flying Personnel Research Commit- 

 tee, Report No. 342, Great Britain. 



16. Crook, M. N., Hoffman, A. C, Kennedy, 



J. L., WeSSELL, N. Y., & WULFECK, J. W. 

 Further studies of the effect of vibration and 

 other factors on legibility of numerals. USAF 



Air Materiel Command, Memorandum Re- 

 port No. TSEAA-694-1K, Oct. 21, 1947. 



17. Crook, M. N., Hoffman, A. C, Kennedy, 



J. L., Wessell, N. Y., & Wulfeck, J. W. 

 Preliminary studies of the effect of vibration, 

 illumination and type size on legibility of 

 numerals. USAF Air Materiel Command, 

 Memorandum Report No. TSEAA-694-1F, 

 June 23, 1947. 



18. Crook, M. N., Harker, G. S., Hoffman, 



A. C, & Kennedy, J. L. Studies of the effect 

 of typographical spacing on the legibility of 

 numerals under vibration. USAF Air Ma- 

 teriel Command, Memorandum Report No. 

 MCREXD-694-1Q, Dec. 23, 1948. 



19. Crook, M. N., Hoffman, A. C, Kennedy, 



J. L., et al. (work in progress under con- 

 tract with the USAF Air Materiel 

 Command) 



20. Croxton, F. E., & Stein, H. Graphic com- 



parisons by bars, squares, circles, and cubes. 

 /. Amer. statist. Ass., 1932, 27, 54-60. 



21. Deetz, C. H. Cartography: A review and 



guide for the construction and use of maps and 

 charts. Washington, D. C: U. S. Gov't. 

 Printing Office, 1943. 



22. Dunlap, K. Report Highway Res. Bd., Nat. 



Res. Council, Division Office, 1932, App. E., 

 p. 3, article 4. 



23. Gleason, J. G. The design of numerals for use 



in counter-type instruments: A review of the 

 literature. USN Office of Naval Research, 

 Report No. 166-1-39, Dec. 20, 1947. 



24. Graham, J. L. Observational and mathe- 



matical differences in bar graph and volume 

 situations. Psychol. Bull., 1936, 33, 743. 

 (Abst.) 



25. Greenhood, D. Down to earth: Mapping for 



everybody. New York : Holiday House, 1944. 



26. Hoffman, A. C. Eye-movements during pro- 



longed reading. /. exp. Psychol., 1946, 36, 

 95-118. 



27. Holmes, Grace. The relative legibility of 



black print and white print. /. appl. 

 Psychol., 1931, 15, 248-251. 



28. Keil, F. C. Use of red light to facilitate dark 



adaptation. USAF Air University School 

 of Aviation Medicine, Project No. 118, Re- 

 port No. 1, Feb. 19, 1943. 



29. LucKiESH, M., & Moss, F. K. The science of 



seeing. New York: D. Van Nostrand, 1937. 



30. LucKiESH, M., & Moss, F. K. Reading as a 



visual task. New York: D. Van Nostrand, 

 1942. 



31. McFarland, R. a., Holway, A. H., & 



HuRvicH, L. M. Studies of visual fatigue. 

 Graduate School of Business Administra- 

 tion, Harvard University, 1942. 



