514 



Presents, 



[Jan. 25, 



Observations, Eeports, &c. 



Dun Echt Observatory : — Publications. Vol. I. : A Summary or Index 

 of Struve's " Double Stars." 4to. Dun Echt, Aberdeen, 1876. 



Lord Lindsay. 



Sydney : — Mines and Mineral Statistics of Xew South Wales. 8vo. 



1875. IN'ew South Wales, its progress and resources. 8yo. 1876. 

 JMineral Map and Greneral Statistics of jSTew South Wales. 8vo. 



1876, The Eoyal Society of IS'ew South Wales. 

 Wellington : — Statistics of the Colony of Xew Zealand for the year 



1875. folio. 1876. Tenth Annual Eeport of the Colonial Mu- 

 seum and Laboratory. 8yo. 1875. Classified Catalogue of the 

 Library of the Greneral Assembly of Kew Zealand. 8yo. 1875. 



Dr. Hector, r.E.S. 



Borchardt (C. W.) Uber das arithmetisch-geometrische Mittel aus vier 



Elementen. 8yo. Berlin 187Q. The Author. 



Bosanquet (R. H. M.) An Elementary Treatise on Musical Intervals 



and Temperament. 8vo. London 1876. The Author. 



Callon (J.) Lectures on Mining delivered at the School of Mines, Paris, 



translated by C. Le Neve Poster and W. Galloway. A^ol. I. 8yo. 



and Atlas of Plates. 4to. Paris 1876. W. Galloway. 



Davidson (T.), P.E.S. Kotice sur la vie et les travaux de Sir Charles 



Lyell. 8yo. Paris 1876. The Author. 



Notice sur Thome de Gamond. Svo. Paris 1876. Madame de Gamond. 



