TRANSACTIONS 



OF THE 



American Philosophical Society, 



Held at Philadelphia, 

 For Promoting Useful Knowledge. 



Vol. XVIII, New Series, ^to, pp. 282, with jo Plates. 

 Lately published. 



CONTENTS. 



Art. I.— Old Babylonian Inscriptions, Chiefly from Nippur. Part 



I. By H. V. HiLPRECHT, Ph.D. 



Art. II. — The Mammalia of the Deep River Beds. By W. B. 

 Scott. 



Art. III.— The Classification of the Ophidia. By E. D. Cope. 



Art. IV.— Old Babylonian Inscriptions, Chiefly from Nippur. Part 



II. By H. V. HILPRECHT, Ph.D. 



Vol. XIX, New Series, Part I, ^f.to, pp. ig8, wilh j 

 Plates. y^Lst p^iblished. 



CONTENTS. 



Art. I. — A New Method of Determining the General Perturba- 

 tions of the Minor Planets. By William McKnight 

 RiTTER, M.A. 



Art II.— An Essay on the Development of the Mouth Parts of 

 Certain Insects. By John B. Smith, Sc.D. 



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A few complete sets of the Transactions, New Series, 



Volumes I-XVIII, can be obtained. 



Price, Ninety Dollars. 



Address THE LIBRARIAN OF THE 



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