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7/ 



AN INTRODUCTION TO THE STUDY^- 



OF FOSSILS 



(PLANTS AND ANIMALS) 



BY 



HERVEY WOODBURN SHIMER, A.M., Ph.D. 



ASSOCIATE PROFESSOR OF PALEONTOLOGY IN THE MASSA- 

 CHUSETTS INSTITUTE OF TECHNOLOGY 



Neto gorfe 



THE MACMILLAN COMPANY 



1921 



yl// rig^hts reserved 



