—~ oo ee 
Miscellaneous Intelligence, 283 
ee testimonials, He settled at first in Magdeburg 
acher of drawing, removed thence to Hambur, urg, where he t taught 
tive Setion to which, Prof. Sollbach contributed the text and 
Engel the drawin: The work is one of extraordinary porcen! cols 
value, but is, we believe but little known in this country. 
eee optical studies soon led him to the a theory of light; 
w and then calbener in wood a model of the wave sur 
in biaxial crystals. Of these models Prof. Plicker in Bonn re- 
ceived the first; the second ro sent to the great ag in 
e afterward 
more spe ary home inthis country. For nearly eighteen months 
er his arrival misfortune seemed to pursue him; his scanty sav- 
ings rapidly wasted, no means of support offered themselves, and he 
had formed the siebiaien to go to England when he made the ac- 
quaintance of a few men of scientific tastes and pursuits who ~ 
ge 
Vibrations and back again to a plane vibration at right angles to 
The attention of the late Prof. Bache having been di- 
? 
k the ts an 
survey for the great work which Prof. Bache 
and even engraved the outlines on copper his own h 
ars of his life he was ¢ oa wae perestaly with the 
uminati manner 
soins Vy'ucnet be se bao ce as ease: and whisk say boon oy 91 
Place, New York. ed 
