Adams, W. A., human footprints in rocks, and other artificial impressions, xliv, 200.
Adularia, in Connecticut, ii, 239, 240; vi, 221.
—, in Massachusetts, v, 41.
—, in New York, vii, 57.
Adulterations of various substances, on the detection of, E. D. Faust, xix, 70.
— of alcohol, xix, 71.
— of ammonia, xix, 72.
— of arrow root, xix, 72.
— of calomel, xix, 72.
— of castor oil, xix, 77.