ADDITIONS TO THE LIBRARY. I 57 



Switzerland. Commission geologique de la Suisse. Carte geologique. 

 Blatt xxiii. a and b. Scale yrnnnnr- 



II. ADDITIONS TO THE MUSEUM. 



Specimens illustrating a paper " On the Geology of part of Costa 

 Rica," by G. Attwood, Esq., F.G.S. 



Four specimens of Mexican Building Stones, in a case. Presented 

 by F. Newman, Esq., F.G.S. 



A case of fossils, rocks, &c, from the department of Salto, Uruguay. 

 Presented by A. K. Maclcinnon, Esq., F.G.S. 



A specimen of Oleandridium Beyrichii, Schenk, from the Wadhurst 

 Clay of the cliffs east of Hastings. Presented by J. E. H. Peyton, 

 Esq., F.G.S. 



Specimen from a Pot-hole in Yuba River, Sierra Nevada Mountains, 

 California: specimens of the footwall and hanging wall of the 

 Sierra Buttes Mine ; and a specimen of the country rock, Sierra 

 Buttes Mountain. Presented by F. Tendron, Esq., F.G.S. 



Thirty microscopic slides showing the condition of gold and sands 

 found with placer gold in California. Presented by H. G. Hanks, 

 Esq. 



Specimens of fossil plants from the Cape Breton Coal-measures, 

 Nova Scotia. Presented by C. Barrington Brown, Esq., F.G.S. 



A collection of rocks and fossils from Japan. Presented by Prof. 

 John Morris, M.A., F.G.S. 



Rock specimens from Williams Caiion, Colorado, illustrating the 

 section shown in fig. 2, page 41, of the Annual Report of the U. S. 

 Geol. and Geogr. Survey of the Territories for 1874. Presented by 

 H. Bauerman, Esq., F.G.S. 



Waterworn pebble of Galena from an alluvial deposit of lead-ore, 

 Minera, Wrexham. Presented by Dr. 0. Le Neve Foster, F. G.S. 



