Part 24

Academy of Sciences, Franklin nominated Foreign Associate of, 111.

Adjustment of the eye, Young's paper on the, 200.

AEpinus's completion of Franklin's theory, 77.

Air, Boyle's conception of the constitution of, 19.

Air-pump, Boyle's experiments with, 19; constructed by Boyle, 27.

American Independence, Declaration of, 113.

American Philosophical Society, foundation of, 61.

Ampere's theory, Faraday's views on, 257.

Anchor-ring experiment, Faraday's, 260.

Arago's experiment, 264.

Argand lamp, efficiency of, 188.

Armstrong gun, principle of the, 180.

Atmospheric electricity, Faraday's experiments on, 254; obtained by a pointed rod, 84.

Autobiography of Franklin, 39.

Availability of energy, 326.

Baily, Francis, repetition of the Cavendish experiment by, 146.

Beats in music, explanation of, 209.

Beggary in Bavaria banished by Rumford, 164.

Bernoulli's, Daniel, molecular theory of gases, 299.

Boston, blockade of, 110.

=Boyle=, Hon. Robert, birth, 8; conversion, 11; first air-pump, 17; conception of the constitution of the air, 19; experiments with the air-pump, 19, et seq.; argument on the cause of a vacuum, 23; experiments establishing his law, 25; statement of his law, 29; observations on cold, 32, and on the expansion of water in freezing, 33; experiments on induced magnetism, 34; the province of experimental science, 37.

Boyle's law, 29.

Brocklesby, Dr., death of, 208.

Brougham's criticisms of Thomas Young, 218.

Bumper, electrical, 80.

Camera obscura, invention of, 2.

Canada balsam, stresses in, 298.

Candle-flame, effect of, in discharging electricity, 75.