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The first edition of this book was published in 1927. For those not familiar with the earlier edition, it should be said that it was written largely in digest form and was composed chiefly of quotations from other authors. This plan has been preserved in the present edition, and while the book contains a great deal of useful and interesting material, its disconnected form makes it difficult and unsatisfactory reading for the beginner. One of the outstanding features of the original volume was the review of the history of strabismus. It is with regret that one finds that many of the historical quotations have been cut and several interesting illustrations omitted. The same is true of the chapter on anatomy, in which the illustrations have been reduced to the point of inadequacy.
On the other hand, there are some important additions to the book. Under "Etiology," the section on heterophoria