MAPS AND SECTIONS. 317 



Portugal. Carta geologica de Portugal. By Carlos Ribeiro and 

 J. F. N. Delgado. Scale 1 : 500,000. 



Shows Tertiary, Cretaceous, Wealden, Jurassic, Triassic, Carboniferous, 

 Devonian, Silurian, Cambrian, Laurentian, granite, syenite, diorite, 

 basalt, &c. ' H. B. W. 



Prussia. Geologische Karte von Preussen und den Thiiringischen 

 Staateii. Scale 1 : 25,000. Gradabth. Iv. Nos. 52, 53, 58, 59 ; 

 Ixix. ;N'o8. 4, 5. Berlin. [See pp. 95, 96.] 



Geologische Karte der Insel Sylt und ihrer niichsten Umge- 



I 



bungen. Geologisch bearbeitet durch h. Meyn. Scale 1 : 100,000. 

 [See p. 95.] 



Russia. . Geological Map of the Baltic Provinces. By Prof. Gre- 



wingck. 

 Prepared for 2nd edition, and exhibited at the Warsaw meeting of 

 llussian naturalists. 



Savoy. By VioUet-le-Duc. Le Massif du Mt. Bianc. Carte dressee 

 a, TTj^o". D'apres ses relevees et ses etudes sur le terrain de 

 1868 a 1875, avec I'aide des minutes du depot topographique de 

 la guerre et les leve'es de M. Mieulet, Capitaine d'Etut-major. 4 

 sheets, together =1 metre X 1"20. 

 Printed in 12 colours, showing the rocks, glaciers, lakes, streams, 

 vegetation, &c. Sections contain some geological information. 



Scotland. Sheet 6 of the Horizontal Sections of the Geological 



Purvey. By R. L. Jack. 

 Section from CarseweU Bridge, across the Calciferous Sandstone 

 Series of the Gleniffer Braes, the Carboniferous Limestone of the Paisley 

 Coalfield, the Calciferous Sandstone Series of the Kilpatrick Hills, and 

 the Lower Old Ked between Carman and Benbowie, terminating on the 

 Metamorphosed Lower Silurian of Beim Chaorach, near Garelochhead. 



J. S. G. W. 



. Geological Map of. By Prof. A. Geikie. Scale 10 miles to 



an inch. Edinhunjh and London. 



Shows Post-Tertiary, Miocene, Cretaceous, Oolitic, Triassic, Carboni- 

 ferous, Old Red Sandstone, Silurian, Metamorphic, Cambrian, Lauren- 

 tian, and Igneous Rocks. ~ H. B. W. 



Switzerland. {Commission Geologique.) Sheet 16 of the Federal 

 Atlas. Scale 1 : 100,000. 



. Karte des Ober- und Unter-Engadins. By J. M. Ziegler. 



Scale 1 : 50,000. 2 maps and 4to vol. of text. Winterthnr. 

 Shows physical features. (See p. 123.) 



United States. Geological Map of Massachusetts. By W. 0. Crosby. 

 lioston. 



