TY - BOOK T1 - A Bibliography of Massachusetts Minerals 1796 - 1948 T2 - Special Department Publication Y1 - 1950 A1 - Johansenn, Warren I KW - #Collecting KW - #EducationalResources KW - #MassGeology KW - #MineralResources KW - #Minerals KW - collecting KW - fossil KW - localities KW - mineral KW - rock hunting JF - Special Department Publication PB - Dept. of Geology and Mineralogy, U-Mass CY - Amherst, MA ER -