Miscellanies. 177 



This action being attributed by Lieutenant Bache, to the contact of 

 the copper andiron in presence of sea-water, he had ordered the cop- 

 per to be removed from around the hawse-hole, the result of which ex- 

 periment would test the truth of the supposition. 



Professor Bache stated his wish to call special attention to the entire 

 soundness of the cast-iron, while the wrought-iron was corroded ; as if 

 the latter had acted as a protector to the former. He believed that 

 some general laws of interest would be made out by the Committee 

 of the British Association engaged in investigating the subject to which 

 this fact appeared to belong. 



The Committee on making and collecting observations of Celestial 

 Phenomena, reported in part, that they had received the following ob- 

 servations of Lunar Occultations of the fixed stars, in mean time of 

 the places of observation. 



