UEroUl'S 01' MKHTINOS. 



91 



Ij.U.C.P., M.li.G.S., road ii ])apcr on Sleep and Dreams, 

 whioli Ls printed iu full ou jiagcs C2~8.'i. 



On Marcli '^itli, Professor Rain.say and Dr. Sydney Young 

 gave a leeturo on '/Vio Critical Foiut of Fluids, admirably 

 illustrated by experiuient.s. A short aeuount of this will 

 bo found at page 61. 



At tlio meeting on April Stli, Licut.-Col. Graham, .R.A., 

 road a pajxir on Uuuinrwdor and 'Projectiles. He gave an 

 interesting resume of tlie history of gnnpowder, descrilKul 

 the ingredients and their sources, and then gave an account 

 of the various stages iu its nuumfaeture. Lastly ho described 

 the chief varieties of projectiles. Specimens of those, an.d 

 of time- and impact-fuses, gun cotton, and the various kinds 

 of powder, from the finest up to that in -whicli each grain 

 was 1 or 1\ inch in diamettu', were shown. 



At the last genei'al, which was also the 2'1-th ainiual, 

 meeting, held on May Gth, the lieport of the Council wiis 

 j'cad, and odicers wore aj)pointed for the ensuing year. 

 Professor H. S. Helo Shaw and Mr. A. M^. Worthington, 

 woro elected honorary meniboi's of the Society. Tlie hon. 

 secretary requested all members and associates to do tlieir 

 best to nuike tlu; work of tlio Society more widcily known, 

 and ui'god the desirability of encouraging the formation 

 of local Natural llistoiy Associations, affiliated to this 

 Society, in all towns witlun the area of the IJi'istol coal- 

 field; so that tho whole district might bo more thoroughly 

 worked, and more general (and therefore valuable) results 

 obtained. 



ARTHUR 15. PROWSE, 



Ron. Reporting Sec. 



