—, insects supposed to be produced by, xxxii, 374f; xxxiii, 272; xxxv, 125.f
—, — —, W. H. Weekes, xliii, 395.
—, grasshopper's legs, a substitute for frogs, J. W. Bailey, xxxi, 292.f
—, insulation of wires, a mode of, proposed, A. A. Hayes, xx, 409.
—, metals precipitated by, structure of, W. de la Rue, xlix, 390.
—, minerals changed by, R. W. Fox, xxxi, 373.
—, results from heat of, and decomposition, W. Sturgeon, xxxix, 29.
—, shocks from the calorimotor, how increased, C. G. Page, xxxi, 137.f
—, size of plates, influence of, in, xxvii, 189.