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].