PROFESSORS B. SILLIMAN AND JAMES D. DANA,
PROFESSORS ASA GRAY, LOUIS AGASSIZ, AND
WOLCOTT GIBBS, OF CAMBRIDGE,
PROFESSORS S. W. JOHNSON, GEO. J. BRUSH, AND
H. A. NEWTON, OF NEW HAVEN.
VOL. XLI.-[WHOLE NUMBER, XCI.]
JANUARY, MARCH, MAY, 1866.
PRINTED BY E. HAYES, 426 CHAPEL ST.