—, — —, April, 1842, xliii, 213.
—, — —, August, 1844, New Haven, xlviii, 319.
—, — —, belt of May, 1840, xxxix, 194, 383.
—, great comet of 1843, xliv, 412; xlv, 191, 229.
—, elm tree moth, parasite of the eggs of, xxxviii, 385; xl, 211.
—, Hessian fly and its parasites, xli, 153.
—, meteorite of Missouri, xxxvii, 385.
—, meteor of Dec. 14, 1837, xxxvii, 130.
—, Weston meteorite, Dec. 1807, xxxvii, 132.
—, shooting stars, facts showing the probable annual occurrence in August, xxxiii, 177, 354, 401.