408 On the Meridian Instruments of the Dudley Observatory. 
earnest has been my desire to lose none of the advantages on 
either side of questions upon which experienced astronomers 
differ in opinion, that no point of detail has been deemed too 
minute for the application of this idea of duality, and I have 
even requested the artists to provide one set of microscopes with 
crosses, after the fashion of Troughton, and the other with close 
parallel threads, according to the custom of Repsold and the 
almost universal usage of the German mechanicians. ‘ 
If this eclectic spirit shall prove to have been successful in 
attaining its ends without the sacrifice of unity, of artistic o 
umes, and are sufficient to render the names of the artist and the 
1. 
astronomer alike immorta 
tis my privilege, on this occasion, to become the organ of 
the 'T'rustees of the Observatory in announcing that, at the insti- 
gation of the Scientific Council, they have given to the new 
meridian-circle which I have been describing,—which, in the 
grandeur of its dimensions, is rivaled only by the renowned and 
will be known as the Oxcorr Meridian-Circle, and that the name 
tes engraved upon the telescope at Berlin, 
. 
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