Part 45 (1/2)

The most important single volume on the subject. Extensive data on the causes of feeble-mindedness and excellent clinical pictures of all grades of mental defects.

56. G.o.ddard, H. H. _The Kallikak Family._ The Macmillan Company.

(1914.) 121 pages.

An epoch-making study of the hereditary transmission of mental deficiency in a degenerate family.

57. Holmes, Arthur. _The Conservation of the Child._ J. B.

Lippincott Company. (1912.) 345 pages.

Methods of examination and treatment of defective children.

58. Holmes, Arthur. _The Backward Child._ Bobbs-Merrill Company.

(1915.)

A popular treatment of the handling of backward children.

59. Huey, E. B. _Backward and Feeble-Minded Children._ Warwick & York. (1912.) 221 pages.

Devoted mainly to clinical accounts of borderline cases.

60. Lapage, C. P. _Feeble-Mindedness in Children of School Age._ The University Press, Manchester, England. (1911.) 359 pages.

61. Sherlock, E. B. _The Feeble-Minded; A Guide to Study and Practice._ The Macmillan Company. (1911.) 327 pages.

62. Tredgold, A. F. _Mental Deficiency (Amentia)._ Bailliere, Tindall, and c.o.x. London, England. (2d ed. 1914.) 491 pages.

The best medical treatment of the subject.

STUDIES OF THE PROGRESS OF CHILDREN THROUGH THE GRADES

63. Ayres, Leonard P. _Laggards in our Schools._ The Russell Sage Foundation. (1909.) 236 pages.

Interesting and instructive discussion of school r.e.t.a.r.dation and its causes.

64. Blan, Louis B. _A Special Study of the Incidence of r.e.t.a.r.dation._ Teachers College, Columbia University, Contributions to Education, no. 40. (1911.) 111 pages.

Review of the literature and a statistical study of the progress of 4579 children.

65. Keyes, C. H. _Progress Through the Grades of City Schools._ Teachers College, Columbia University, Contributions to Education, no. 42. (1911.) 79 pages.

Important study of the progress of several thousand children.

66. Strayer, George D. _Age and Grade Census of Schools and Colleges._ Bulletin no. 451, U.S. Bureau of Education. (1911.) 144 pages.

Statistics of the age-grade status of the children in 318 cities.

67. See also the _Reports_ of leading school surveys, such as those of New York, Salt Lake City, b.u.t.te, Springfield (Ma.s.s.), Denver, Cleveland, etc.