107 
Ordinary Meeting, February 18th, 1868. 
Edward Schunck, Ph.D., F.R.S., &c., President, in the 
Chair. 
Dr. H. E. Roscoe, F.R.S., communicated some of the 
results of his recent researches “ On the Properties of Vana- 
dium, ’’ and exhibited specimens of some of the more interest- 
ing of its compounds. 
Ordinary Meeting, March 3rd, 1868. 
Edward Schunck, Ph.D., F.R.S., &c., President, in the 
Chair. 
“ On the Lunar Crater Linn^,” by Herr J. F. J. Schmidt, 
Director of the Observatory at Athens. Extract from a 
letter dated February 6th, 1868, addressed to Mr. Reimers, 
of Manchester. Communicated by J. B. Dancer, F.R.A.S. 
“ When I received your letter I had just returned from 
the Sartorin Islands. As regards the Linne crater, I find 
that it still presents the same appearance, viz., as a white 
cloud ; but when the light is very sharp, I see more fre- 
quently than before a small opening or hole about one-tenth 
the diameter of the former crater. 
“ After the publication, by Baill of Leipsic, of my great 
Catalogue of the Ravines or Crevasses of the Moon, I dis- 
covered many other remarkable ones — an account of which 
I shall send soon to the Lunar Committee in London. The 
most complete account of my observations on Linne you 
Pbqcebdinos— Lit. & Phil. Society— Vol, YIL— No. 10.— Session, 1867-8. 
