—, magnetic effects produced by Hare's calorimoter, v, 357.

Bowman, J. E., infusorial vegetable remains in England, xl, 174.

Boué, geological journey, ix, 23.

Bowring, J., on the boracic acid lagoons of Tuscany, xxxvii, 270.

Boyé, M. H., production of a perchloric ether, xl, 50.

—, on perchloric ether, xlii, 63.

Brace, J. P., list of plants growing in Litchfield Co., Conn., iv, 69, 292.

—, on the minerals of Litchfield Co., Ct., i, 351.

—, on the Phalæna devastata or cut-worm, i, 154.

Braconnot, on xiloidine, xxviii, 131.