31 



Proceedings of the American Association for the ad- 

 vancement of Science. Vol. XXXI. Part 1. 2. 1882. 

 Salem 1883. 



— do. — Vol. XXXII. 1883. XXXIII. Part 1. 2. 1884. 

 XXXIV. 1885. XXXV. 1886. Salem 1884—87. 8. 



Proceedings of the American philosophical Society, 



Vol. XX-XXIII. Nr. 113— 124. Philadelphia 1883— 86. 8. 

 Register of papers publ. in the transact. and Proceed. of the 



Americ. philosoph. Society. Philadelphia 1881. 8. 

 Proceedings of the Boston Society of natural history. 



Vol. VIII. Boston 1862. 8. 

 _ do. — Vol. XXI. Part 4. Vol. XXII. Part 1—4. Vol. 



XXIII. Part 1. 2. Boston 1883-86. 8. 

 Memoirs of the Boston Society of natural history. Vol. II. 



Part I. Number I. Part II. Number I. Boston 1872. 4. 

 _ do. — Vol. III. Number 6—13. Boston 1883-86. 4. 

 Bulletin of the Buffalo Society of natural Sciences. Vol. IV. 



Nr. 4.- Vol. V. Nr. 1. 2. Buffalo 1883. 1886. 8. 

 Bulletin of the California Academy of Sciences. Vol. II. 



Nr. 1-6. San Francisco 1884—87. 8. 

 Proceedings of the Canadiau Institute, Toronto. Serie III, 



Vol. IIT. fasc. 4. Vol. IV. fasc. 1. 2. Toronto 1886—87. 8. 

 Transactions of the Connecticut Academy of Arts and 



Sciences. Vol. VI. Part 1. 2. New Haven 1884. 1885. 8. 



Vol. VII. Part. 1. New Haven 1886. 8. 

 Proceedings of the Davenport Academy of natural Sciences. 



Vol. III. Part III. Vol. IV, 1882—84. Davenport, 



Jowa 1883—86, 8. 

 Elephant Pipes in the Museum of the Davenport Academy 



of natm-al Sciences, by Charles E, Putman. Davenport, 



Jowa 1885. 8. 

 Proceedings of the Es sex Institute. Vol. I. II. III. 1848—63. 



Salem 8. 



— do. — Vol. V. Nr. 2. 3. 4. v. April— Decbr. 1866. 

 Salem 1867. 8. 



Bulletin of the Es sex Institute. Vol. 14 — 18, Salem 



1882—87. 8. 

 The geological and natur. history surveyof Minnesota, l.annual 



report for the year 1872. sec. edit. Minneapolis 1884. 8. 



— do. — 7. annual report for the year 1878. Minneapolis 1879. 8, 



— do, — 10. „ „ 1881, St, Paul 1882, 8. 



