284 Wisconsin Academy of Sciences, Arts, and Letters. 



GES,MJ.NY. 



Academy of Natural Sciences of Munich — 



Transactions for 1871, 1873, 1873, 1874, 1875 and 1876. 



Gottingen Royal Society — 



Transactions for 1875, 1876 and 1877. 



Boycd Observatory, near Munich — 

 Annals, XX. Vol. 



Mannheim Academy of Natural Sciences — 



Transactions for 1870, 1871, 1872, 1873 and 1874. 

 Academy of Sciences of Heidelberg — 



Transactions for 1874, 1875, 1876 and 1877. 

 Silesian Society, Breslau — 



Transactions for 1873 and 1874. 



51st; Annual Report, 1873. 



52d Annual Report, 1874. 



53d Annual Report, 1875. 



54tli Annual Report, 1876. 

 Academy of Natural Science — Bremen — 



Transactions for 1872-1873 and 1874. 



Tables, etc., 1878, Parts I and II; 1874, Parts I and II, Vol. IV. Proceed- 

 ings, Part I, 1876. 



Supplement to same, 1876. 



Bhenish Prussia and Westphalia Society of Sciences — 

 Transactions — 9tli year, 1872. 



10th " Parti, 1873; Part II, 1873. 

 Part I, 1874; Part II, 1874. 

 Part I, 1875 ; Part II, 1875. 

 " Part I, 1876. 



Giessen Society of Science, Arts and Letters — 



Transactions for 1876 and 1877. 

 Salle Journal of Natural Science — Berlin— 



Transactions — Vols. IX to XIV, 1874-5 and 6. 

 Natural History Society of Dresden — 



Transactions for 1876. 

 Isis Academy of Natural Science — Dresden — 

 Transactions for 1874, 1875, 1876 and 1877. 

 Polytechnic School at Hanover — 



Programme for 1874, 1875, 1876 and 1877. 

 Natural Science Society of Freiburg— 

 Transactions, 1874, 1875 and 1876. . 



