122 



Presents. 



[Dec. 18, 



It is rather more compressible than liquid acetylene, whose mean 

 coefficient at 22° -3 C is -00058. 



The latent heat of hydrochloric acid and other valnes depending on 

 the rmo- dynamical considerations, will be given in a separate commu- 

 nication. 



Presents, December 18, 1879. 



Transactions. 



Dublin: — Royal Geological Society of Ireland. Journal. Vol. Y. 

 Part 2. KS. 1878-79. 8vo. London and Dublin 1879. 



The Society. 



Emden : — Xaturforschende Gesellschaft. Kleine Schriften XVIII. 

 4to. Emden 1879. Jahresbericht. 1878. 8™. Emden 1879. 



The Society. 



Hermannstadt : — Siebenbiirgischer Yerein. Yerhandlungen und 

 Mittheilungen. Jahrg. XXIX. (2 copies.) 8vo. Hermann- 

 stadt 1879. The Union. 



Leipzig : — Koniglich Sachsische Gesellschaft. Math.-Phys. Classe. 

 Abhandlungen. XII. Xo. 2. Scheibner. XII. Xo. 3. Hankel. 



The Society. 



Liverpool : — Historic Society of Lancashire and Cheshire. Trans- 

 actions. 1878-79. 8vo. Liverpool 1879. The Society. 

 London: — Physical Society. Proceedings. YoL III. Part 2. 8vo. 

 London 1879. The Society. 

 Royal Agricultural Society. Journal. Yol. XY. Part 2. 8vo. 



London 1879. The Society. 



Royal Asiatic Society. Journal. Yol. XI. Part 3. 8vo. London 

 1879. The Society. 



Royal Medical and Chirurgical Society. Transactions. Yol. 



LXII. 8vo. London 1879. The Society. 



Royal United Service Institution. Journal. Appendix to Yol. 

 XXII. Yol. XXIII. Xos. 100—102. 8vo. London 1879. 



The Institution. 



Manchester: — Geological Society. Transactions. Yol. XY. Parts 



3-6. 8vo. Manchester 1878. The Society. 



Milan: — Reale Istituto Lombardo. Rendiconti. Ser. 2. Yol. 



XL 8vo. Milano 1878. The Institute: 



Modena: — Societa dei Xaturalisti. Annuario. Anno XIII. Disp. 



1 e 2. 8™. Modena 1879. The Society. 



Moscow : — Societe Imperiale des Xaturalistes. Xouveaux Memoires. 



Tome X1Y. Liv. 1. 4to. Moscou 1879. Bulletin. 1878 Xo. 4. 



1879 Xo. 1. 8vo. Moscou 1879. The Society. 



