154 Friedrich Georg Wilhelm Struve. 
advanced, and for whieh alone the world accords imperishable 
ame to her sons. : 
Struve visited England on four different occasions. The first 
time was in 1830, when it so happened, that a committee was 
sitting for the improvement of the Nautical Almanac ; he was 
invited to assist in its deliberations, and by his ability and excel- 
lent temper contributed toward bringing its labors to a success- 
fal conclusion. In 1844 he came to England for the purpose of 
Pulkowa and Altona. In those days,—it may seem strange 
indeed, that we naturally fall into such expressions while speak- 
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- Some Praprmigy pene are here omitted —Enps. J. Scr. 
Astronomer Royal determined the longitude of Valentia, in the 
west of Ireland, to be 41m. 967 W., by means of ten transits of thirty p 
ie by galvanic signals given bythe clock tala the Hal elt as fe, 
i Ivanic signals given by the clock itself, and the final result was 41m. 988 
