170 AIR J8L0WN FROM BELLOWS. 



The claws of It is indeed, gcneially the cafe here, and in every othet' 



crabs only are fiQiing town, that the fifners for the moft part retain the bo- 



bttt the bodies * ^'^s of (he crabs, and only difpofe of the claws in the public 



are not thrown markets : but that (he former are thrown away, is by no means 



^^^'^y* true in ahnoft any iuilance; for the filhermen find them of far 



more value in baiting their hooks, than what tiiey could get 



for them otherwife. Indeed, if it were not for this purpofe, 



it is believed, few or no crabs would be caught at all. 



_- , r- Having thus endeavoured to vindicate our filliers from the 



Much profit , r r t 



might be derived charge of waneiul negligence, which none who know them 



?*7 V??^r"/ will think them guiltv of: I cannot conclude without exprefl^ 



Aberdeen for '"g f"y 'urprize iliat no company has yet been eltablmied at 



exporting white Aberdeen for exporting white-fifli. It is obvious from its ex- 



celieot iiiuation, and advantages, that very handfome profits 



could be cleared, if fuch an undertaking were once fet on 



foot, and well conduced; equal, if not fuperior to the falmon 



/idling, which it is well known has been greatly the means of 



enriching this place. 



If you deem the above ohfervations worthy a place in your 



ufeful Journal you will oblige, 



SIR, 



Yours refpeftfully, 



A. L. 



Aberdeen, January 3, 1806. 



XVIL 



Ohfervations and Enquiries concerning the Heat of Air blown 

 ■ fram Belloivs. By K. H. D. 



To Mr. NICHOLSON, 

 SIR, 



1 BEG leave to meriion a pafiage in Dr. Black^s Le61ureg 

 Black's lee- ~ on (he Elements of Chemiftry, publiQied by Profefibr Robifon, 

 tuies. which occurs at page 8S, Vol. I. 



The author is fpeaking of the communication of heat, and 

 has, ao (lie former part of the- page accounted for the ap- 

 parent coldnefs of a ftream of air, by its preventing the accu» 

 *' 5 mulation 



PaflagefromDr. 



