2 PREFATORY NOTE. 



Proceedings and Communications 6 vols., 8vo, 1848 to 

 1868. These volumes contain a large number of descrip- 

 tions and figures of new species, especially of corals, 

 insects and polyzoa, and many valuable papers in natural 

 history. The first three volumes also contain many im- 

 portant historical papers. In addition to the papers on 

 special subjects, these volumes contain the proceedings 

 of the meetings of the Institute, the records of additions 

 to the Library and Museum, and many important verbal 

 communications made at the meetings. 



Bulletin.\ vols., 8vo, issued quarterly, a continuation 

 of the "Proceedings of the Essex Institute" containing 

 an account of the Regular Home and Field Meetings of 

 the Society and papers of scientific value. 



Historical Collections 20 vols., 8vo, 'issued quarterly, 

 contain extracts from the records of courts, parishes, 

 churches and towns in this county ; abstracts of wills, 

 deeds and journals ; records of births, baptisms, marriages 

 and deaths, and inscriptions on tombstones ; also papers 

 of historical, genealogical and biographical interest. In 

 these volumes will be found memoirs of deceased mem- 

 bers of the Institute and others; also genealogies of Es- 

 sex County families. 



Flora of Essex Co., by John Robinson, 8vo, pp. 200. 



First Cruise of Frigate "Essex," by Admiral Geo. H. 

 Preble, U. S. N. 



In the year 1883 the Institute exchanged publications 

 with thirty-two societies in Germany, ten in France, four 

 in Switzerland, three in Austria, one in Denmark, four in 

 Sweden, two in Italy, two in Belgium, thirteen in Great 

 Britain (besides receiving the Government Surveys of 

 India and the United Kingdom), and with eighteen Mis- 

 cellaneous, twenty-three Scientific and twenty-three His- 

 torical Societies in America. 



