Astronomy. BIT 
2g tory. 
It would not be possible for me to recount here the efficient aid 
Cordoba. The latter authorized me on my arrival to choose a lot 
Magnifying power. Not having ordered it early enough, we had 
hot supposed that it would be finished within the brief time at 
our dis : I have had the fortune to be able to procure a 
objective of great excellence, the work of Fitz, a distinguished 
Optician of New Yor wer has been tried by the astron- 
x P. cess p : : 
1 focal distance of about 3"°63, and is provided with clockwork. 
‘t stands upon a pillar of white marble of a height of 1-91", under 
the revolving dome of the east tower. The small Equatorial has 
