TABLE OF CONTENTS. 



o 



Page. 



Officers 4 



Keport of the resident Vice-President for the year 1886-87 5 



Report of the Secretary 8 



Treasurer's Report 12 



A Sketch and Bibliography of Nicholas Marcellus Hentz 13 



A New Trap-door Spider i 16 



A Family of Young Trap-door Spiders 26 



Some new Salts of Camphoric Acid 52 



Decomposition of Potassium Cyanide 54 



Lead Chlor-Sulpho-Cyanide 55 



Solubility of Alumina in Sulphuric Acid 56 



Analysis of Water from the Artesian "Well at Durham, N C 57 



The Fertilizer Trade in North Carolina in 1886 58 



List of Exchanges 66 



