of Edinburgh^ Session 1864-65. 431 
indicating the chemical position of each atom, we find that figs. 
28 and 30 are identical. In Bntlerow’s formula, we have 
r CH^ 
or typically 0 < 
I (HO) 
or, on the graphic system which I use, 
In fact, a little consideration will show that the theory of atomi- 
city does not admit of more than two substances having the formula 
C3H7 (HO). In reference to the last sentence quoted from Kekule, 
I shall only remark that his view is not borne out by fact in the 
case of hydrate of propylene, as Berthelot has shown that it is 
identical with the alcohol derived from acetone. 
The following Gentlemen were elected Ordinary Fellows 
of the Society : — 
1. James Poweie, Esq., F.G.S. 
2. Chaeles Jennee, Esq. 
The following Donations to the Library were announced: — - 
Bulletin de PAcademie Koyale des Sciences, des Lettres, et des 
Beaux Arts de Belgique, Nos. 1, 2. Bruxelles, 1865. 8vo. — 
From the Academy. 
Proceedings of the Eoyal Geographical Society. Vol. IX., No. 2. 
London, 1865. 8vo . — From the Society. 
Proceedings of the British Meteorological Society. Vol. II., No. 
17. London, 1865. 8vo . — From the Society. 
The Journal of the Chemical Society, February 1865. London, 
1865. 8vo . — From the Society. 
Visible Speech : A new Fact demonstrated. By Alexander Mel- 
CH3 
CH (HO) 
CH, 
