944 Eingegangene Druckschriften. September und October 1881. 



Boletin de Sociedade de Geographie/, de Lisboa. Ser. II. N. 6. Lisboa 

 1881. 8. 



The American Journal of Science. Ser. III. Vol. XXII. N. 130. New Ha- 



ven 1881. 8. 

 The Journal of the Cincinnati Society of Natural history. Vol. IV. N. 8. 



Cincinnati 1881. 8. 

 S. Newcomb, Catalogue of 1098 Standard clock and zodiacal stars. 4. SA. 

 0. S tone, on the Ratio between Sector and Triangle in the orbit of a cele- 



stial body. Cincinnati, Ohio 1881. 4. 

 J. E. Nipher, on certain problems in refraction. Ext. 8. 

 J. F. Cameron, Aerial Navigation. New York 1881. 8. 

 H. Phillips, a glimpse into the past. Philadelphia 1881. 8. 



Archivos de Museu Nacional do Rio de Janeiro. Vol. III. Trimestris 3. 4. 

 Eio de Janeiro 1878. 4. 



