506 Telescopes—Iafe of Fraunhofer. 
ever, served only to redouble the efforts of our author ; and 
though he had no window in his sleeping chamber, and was 
prohibited from using a light, yet he acquired a considerable 
knowledge of mathematics and optics, and endeavored to 
apply them to his own schemes. : 
In order to obtain more leisure, he employed the remain- 
der of the royal present in buying up the last six months o 
Mr. Utzschneider was at this time seldom at Munich, and 
could do nothing for our young artist ; but he recommended 
him to a professor of the name of Schiegg, well versed in 
mathematics and natural philosophy, who paid frequent visits 
to Fraunhofer. 
About this time was formed the celebrated establishment 
at Benedictbauern, near Munich, by MM. Reichenbach, 
Utzsehneider, and Liebherr, and in August 1804, they be- 
gan the manufacture of optical and mathematical instru- 
ments, which were divided by the new machine of Reichen- 
bach and Liebherr. The whole of the apparatus was made 
but to form an optician within its own bosom. ‘l'hroug 
