Excerpt from Psychological Index, No. 7: An Annual Bibliography of the Literature of Psychology and Cognate Subjects for 1900 The index includes original publications in all languages, to gether with translations and new editions in English, French, and Ger man. Separate reprints of magazine articles are not specially noted. A number Of titles received too late for insertion in last year's issue are included in this, the date being indicated. The co-operation Of writers and publishers is requested in send ing to the compiler particulars Of books and articles for future issues. Accuracy in the matter Of title, journal or publisher, date, volume or place Of publication, and number Of pages is especially desired. Notices Of omissions or errors in the present list will be gladly received. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books.

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