The chronometrical longitudes of Liverpool Observatory, Kingstown Station, and Valencia Station are 12m 0.05s, 24m 31.17s, 41m 23.25s; the geodetic longitudes, computed from elements which I published long ago in the Encyclopaedia Metropolitana, are 12m 0.34s, 24m 31.47s, 41m 23.06s.

The chronometrical longitudes of Liverpool Observatory, Kingstown Station, and Valencia Station are 12m 0.05s, 24m 31.17s, 41m 23.25s; the geodetic longitudes, computed from elements which I published long ago in the Encyclopaedia Metropolitana, are 12m 0.34s, 24m 31.47s, 41m 23.06s.

'After much trouble the longitude of Edinburgh had been determined: 'the retard of the current is 0.04s very nearly, and the difference of longitudes 12m 43.05s, subject to personal equations.

Ladies and Gentlemen of the Company will assemble for rehearsal, at Emerson's Opera House, San Francisco, on Wednesday, Dec 27th, 12 M sharp.

[Illustration: 12m: FIG.