Asper, H., Schweiz. Viertjhrschr. f. Zahnhlk., 26: 275, 1916.
2.
Brash, J.C., Int. J. of Orthod. and Oral Surgery, 14: 196, 283, 398, 487, 1928.
3.
Deeds, Floyd, Medicine, 12: 1, 1933.
4.
Harris, H.A., Bone Growth in Health and Disease, (London, Oxford Univ. Press: 1933.)
5.
Hunter, John, Treatise on the Natural History and Diseases of the Human Teeth with notes by T. Bell in The Works of John Hunter, (London, 1771) Ed. by J. F. Palmer, 1835.
6.
Marshall, J., J.D. Res. 2: 1, 1920.
7.
Pflüger, H., Vriljschr. f. Zahnheilk, 47: 203, 1931.
8.
Schour, I., Anat. Rec., 65: 177, 1936.
9.
Schour, I., S.B. Chandler AND W.R. Tweedy, Am. J. Path., 13: 945, 1937
10.
Schour, I., AND M.M. Hoffman, J. D. Res. 15 : 161, 1935a.
11.
Idem, Proc. Soc. Exp. Biol. & Med., 37: 710, 1938.
12.
Idem, J. D. Res., 18: 91, 1939.
13.
Schour, I., AND M. Massler, J. D. Res, 16: 349, 1937.
14.
Schour, I., AND Henry G.PONCHER, Am. J. Dis. of Children, 54: 757, 1937.
15.
Schour, I., AND J.M. Rogoff, Am. J. Physiol., 115: 334, 1936.
16.
Schour, I., AND M.C. Smith, U. of Ariz. Tech. Bull. No. 52: 69, 1934.
17.
Todd, T.W., Atlas of Skeletal Maturation, (St. Louis, C. V. Mosby Co.: 1937.)