TY - BOOK TI - Bulletin of the Essex Institute VL - v.18 (1886) UR - https://www.biodiversitylibrary.org/item/110136 PB - Essex Institute CY - Salem, Mass PY - 1886 SN - 0732-4952 N1 - Vol. 30 includes "The first half century of the Essex Institute," and "List of present members." AU - Essex Institute. KW - Essex County (Mass.) KW - Essex Institute KW - History KW - Natural history KW - Periodicals ER -