his mechanical genius, 14, 41, 121.
cost of his telescopes, 77.
marries Mrs. John Pitt, née Baldwin (1783), 80.
only child born (1792), 80.
removes to Slough (1786), 81.
LL.D. (Oxon.), 1786, 47.
his account of the discovery of Uranus (1781, March 13), 4.
discovers two satellites to Uranus, 1787, Jan. 11, 84.
discovers two satellites to Saturn, 1789, August-September, 125.
invents machines for making reflectors (1788), 41.
began forty-foot telescope, 1785, finished it, 1789, 121.
biographical letter (1783), 3.
list of published portraits of him, 232.
value of his sister's assistance to him, 34.
letters to Carolina Herschel, 61, 63, 64, 114.
his personal character (1786-1800), 100 et seq.
his relations to his cotemporaries, 85, 86, 87, 91, 94, 95, 96, 97, 98, 99.
list of writings relating to him and to his works, 225.
his literary skill, 45.
examples of his style, 83 et seq.
failure of health, 112 et seq.
his will, 114.
his death, August 25th, 1822, 116.
his epitaph, 117.
list of his scientific writings, 215.
review of his scientific labors, 118.
the improvement of telescopes and apparatus, 121.
the relative brightness of the stars; variable stars, 130.
researches on double stars, 134.
researches on planets and satellites, 140.
researches on the nature of the sun, 145, 186, 198
the motion of the solar system in space, 149.
researches on the construction of the heavens, 154.
scale of celestial measures; distances of the stars, 170.
researches on light, heat, etc., 176.
researches on the dimensions of the stars, 193.
on the spectra of the fixed stars, 195.
on the variable emission of light and heat from the sun, 198.
Huyghens (C), 50, 189.
King George III., 64, 77, 124, 126.
Lacaille (N. L.), 156, 202.
