78 Miscellaneous Intelligence. 
ards will thus be established for the fainter stars, with which 
observers hereafter can compare other minute objects. Several 
asteroids ‘have been compared in like manner, and will give some 
reliable data regarding the true diameters of these bodies. 
V. MisceLLaNnrous ScrENTIFIC INTELLIGENCE. 
e 
with a bottom temperature of 28-4°, the lowest yet found by the 
expedition.— Harper's Weekly, October 27, 1877. 
ranslation of Weisbach’s Mechanics.—Professor DuBois 
has translated that part of volume second, section second of 
Weisbach’s Mechanics that treats of Hydraulics and Hydraulie 
otoers. ‘Though complete in itself it is also intended as a con- 
tinuation of Coxe’s translation of volume I, and it is to be soon 
wed by a translation of that part of volume II that treats of 
it, Steam and the Steam Engine. It is hoped that the transla- 
