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The Special “ Challenger’ Number 
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H.M.S. CHALLENGER. 
Written by many of the actual contributors to the Report arid 
other eminent men of science. ; 
‘« We have thus, in brief, popular, but exact form, the outcome of the most remarkable State- aided 
investigation of the century. The story is wonderfully interesting, and is charmingly told by Professors — 
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NATURAL SCIENCE. REPRINTS. 
AN INTRODUCTION TO THE STUDY OF 
ANTHROPOID APES. 
By ARTHUR KEITH, M.D. 
With Preface and Corrections by the Author, and a Letter from Dr A. B. Meyer 
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