A Study of the Size and Space Concepts of Blind School Children Compared with those of Seeing School Children

Berkeley George , A New Theory of Vision, New York: E. P. Dutton & Co., 1910.

Brown M. , and Stratton G. M. , “The Spatial Threshold of Touch in Blind and in Seeing Children,” Journal Experimental Psychology, VIII, (1925) 434–442.

Carr Harvey A. , An Introduction to Space Perception, New York: Longmans, Green & Co., 1935.

Haines T. H. , “Mental Organization of Blind Compared with Seeing Subjects through Intelligence Tests,” Chapter 9, Mental Measurements of the Blind, Psychological Monographs, XXI, No. 89.

Hayes Samuel P. , “Facial Vision, or the Sense of Obstacles,” Outlook for the Blind, American Foundation for the Blind New York, N. Y., XXIX (February, 1935).

Hayes Samuel P. , “Where Did that Sound Come From?” The Teachers Forum, American Foundation for the Blind New York, N. Y., VII, (January, 1935).

James W. , The Principles of Psychology, New York: Henry Holt and Company, 1910.

Judd C. H. , Psychology, New York: Charles Scribner's Sons, 1907.

Kant I. , Kant's Critical Philosophy for English Readers, by John Mahaffy, London: Longmans, Green and Co., 1872, Part I.

Kunz M. , Physiology of the Blind, Washington: Judd and Detweiler, 1908.

Mellone S. H. , and Drummond M. , Elements of Psychology, Edinburgh: W. Blackwood and Sons, 1907.

Petermann Bruno , The Gestalt Theory and The Theory of Configuration, London: Regan Paul, Trench, Trubner and Company, Ltd., 1932. Translated by Meyer Fortes and printed in Great Britain by Stephen Austin and Sons, Ltd., Hertford.

Seashore Carl , and Ling , “Comparative Sensitiveness of Blind and Seeing Persons,” Psychological Monographs, No. 108, (1918) p. 148.

Stout G. F. , A Manual of Psychology, London: W. B. Clive, 1924.

Sully J. , Human Mind, New York: D. Apple-ton and Company, 1892, II.

Sully J. , Outlines of Psychology, with Special Reference to the Theory of Education, London: Longmans, Green and Co., 1891.

Thorndike Edward Lee , The Teacher's Word Book, New York: Teachers College, Columbia University, 1921.

Thorndike Edward Lee , A Teacher's Word Book, New York: Teachers College, Columbia University, 1931.

Villey P. , The World of The Blind, London: Duckworth, 1930.