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	1.	Smaller classes or larger; a study of the relation of class-size to the efficiency of teaching. by Stevenson, P. R. (Paul Raymond), 1886-1927 Series: Journal of educational research. Monographs ; no. 4, 1923. Material type: Text; Format: print ; Literary form: Not fiction Publication details: Bloomington, Ill., Public School Pub. Co., 1923 Availability: No items available. Add to cart (remove)
	2.	The master hand; a study of the origin and meaning of right and left sidedness and its relation to personality and language ... by Blau, Abram, 1907- Series: American Orthopsychiatric Association. Research monographs ; no. 5 Material type: Text; Format: print ; Literary form: Not fiction Publication details: New York, 1946 Availability: No items available. Add to cart (remove)
	3.	Studies in sibling rivalry [by] David M. Levy, M. D. ... by Levy, David M. (David Mordecai), 1892- Series: American Orthopsychiatric Association. Research monographs ; no. 2. Material type: Text; Format: print ; Literary form: Not fiction Publication details: [New York] The American orthopsychiatric association, 1937 Availability: No items available. Add to cart (remove)

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