— —, —, cycle of the April shower, xxxv, 367; xl, 365.
— —, —, observations on April showers, of former periods, xxxvi, 361;
–in 1803, xxxvi, 358;
–1838, xxxiv, 398;
–1839, xxxvi, 361;
–1841, xlii, 397;
–1842, xliii, 212;
–1843, xlv, 230.
— —, —, notices of observations in June, xxxix, 334; xlii, 201.
— —, —, notices of observations in October, 1839, xxxviii, 377;