TO TIIK NATURAL HISTORY SOCIETY. 1G9 



Washington : — United States Geological Survey. 

 Bulletin, 34—39 ; Sixth Annual Report, 1884-85. 

 Mineral Resources of the United States, 1886. 



The Director of the Geological Survey. 



U.S.A. : — American Association for the Advancement of Science. 

 Proceedings, Vol. 36. The Association. 



U.S.A.: — The Cooper Union. 



29th Report of the Trustees. The Trustees. 



U.S.A. : — Elisha Mitchell Scientific Society. 



Journal, Vol. 4, Part 2. The Society. 



BRITISH SOCIETIES. 



Berwickshire Natwralists 1 Field Club. 



Transactions, Vol. 11, No. 2. The Club. 



Cardiff Naturalists' Society. 



Transactions, Vols. 1—19, Parts 1, 2, 1867-87. The Society. 



Ealing Microscopical and Natural History Society. 



Annual Report, 1887-8. The Society. 



Edinburgh Botanieal Society. 



Transactions and Proceedings, Vol. 17, Part 1, 1887. The Society, 



Edinburgh Geological Society. 



Transactions, Vol. 5, Part 3, and Catalogue of Library. The Society. 



Edinburgh :— Scottish Meterological Society. 



Journal, 3rd series, No. 4, 1886. The Society. 



Essex Naturalists' 1 Field Club. 



Journal, Nos. 7—12, Vol. 1 ; Nos. 1, 2, 3, 5, 6, Vol. 2. The Club. 



Greenwich. 



Magnetical and Meteorological Observations, 1885. 



The Astronomer Royal. 



Leeds Literary and Philosophical Society. 



Reports, 1886-7, 1887-8. The Society. 



Lewisham and Blachheath Scientific Association. 



Annual Report, 1886-7. The Association. 



