Conference of State Directors and Supervisors of Special Education, September 26 and 27, 1938 (mimeographed report 49937 of committee groups undated and unsigned).
2.
MartensElise H.State Directors and Supervisors of Special Education, School Life, December, 1938, 24, 66, 78.
3.
MartensElise H.State Supervisory Programs for the Education of Exceptional Children, Washington, D. C.: Bulletin, 1940, No. 6, Monograph No. 10, 1940, 52–57.
4.
MartensElise H.Special Education Personnel in State Education Departments, September, 1962 (mimeographed bulletin). Washington, D. C.: Office of Education.
5.
State Directors and Supervisors of Special Education Hold Conference in Washington (undated mimeographed news release, 1940?).
6.
WallinJ. E. WallaceHistorical Inaccuracies. Journal of Clinical Psychology, April, 1955, 11, 197–200 (see additional references).
7.
WallinJ. E. WallaceHistory of the Struggle within the American Psychological Association to Attain Membership Requirements, Test Standardization, Certification of Psychological Practitioners, and Professionalization. Journal of General Psychology, October, 1960, LXIII, 287–308.
8.
WallinJ. E. WallaceIt began in 1936. Wilmington, Delaware, Journal-Every Evening, March 14, 1959, 14.
9.
WallinJ. E. WallaceOdyssey of a Psychologist, Pioneering Experiences in Special Education, Clinical Psychology, and Mental Hygiene, with a Comprehensive Bibliography of the Authors Publications.Lyndalia, Delaware: The Author, 1955 (105–113, denial of constitutional rights; see many other pages).
10.
WallinJ. E. WallaceTo Set the Historical Record Straight. Exceptional Children, December, 1958, 175–177 (see additional references).