N.B.—This index is intended to refer to the proper names occurring in the body of the work only, and not to the Bibliography.

Airy (Sir George), [17].

Alison (Sir Archibald), [111].

Arago (François), [49], [81], [139].

Artaud (M.), [114].

Aubert (Alexander), [52], [62], [63].

Baldwin (Miss), [115].

Banks (Sir Joseph), [56], [58], [64].

Bessel (F. W.), [127], [137].