—, height of, at the equator, J. P. Espy, xxxix, 120.
—, general view of, W. C. Redfield, xxxiii, 50;
average velocity of wind near the surface of the ocean, 52;
temperature of elevation, 52.
—, effect of the rarefaction of, on its desiccation and refrigeration, xl, 44;
formation of clouds a consequence of, 44.
—, luminous appearance in, iv, 341.
—, Prof. Lloyd on the clearness of, at times, xxxiv, 7.
—, deductions with regard to the moon's influence on, xv, 174.
—, mercurial, iii, 386.