Neue litteratur. 



(Die Redaktoren melden den Empfang an sie eingesendeter Schriften durch ein deren Titel 



heigesetztes X .) 



A» BücJiei*. 



1850—57. 



J. EzQUERRA DEL Bayo : Essoyo de una Descripcion general de la Estructura 

 geologica del Terreno de Espana ^ Seccion 1 — ö. Madrid 1850 — 57. 



1857—59. 



(Logan) Geological Survey of Canada; Report of progresses for the years 

 1853-54-55-56 (494 pp. , 2 plana, S*», — and A**- Atlas with 22 

 mups in folio). Toronto 1857. )>< 



(— ) for the years 1857 (240 pp., S'', 2 plans). Toronto 1858. >^ 



( — ) — — Figures and Descriptions of Canadian Organic Remains, Mont- 

 real ; Decade 1, II, III, IV. 1858-59. 



1858. 



G. V. Helmerskn : über artesische Brunnen in Russland. Petersburg (18 SS., 8"). H 



L. P. HicKOK : Rational Cosmology, or the Eternal Principles and the Ne- 

 cessary Laivs of the Unicerse. New-York. 



C. C. Parry and A. Schott: Geology of the Mexican Boundary Survey . , 

 /, 1857 [erschien 1858, wo? — und enthält noch: J. Hall: Bericht über 

 die Paläontologie und Geologie des Bezirks, mit geologischer Karte; — 

 T. A. Conrad: Beschreibung von Kreide- und Tertiär-Konchylien , mit 

 vielen Tafeln in 4**]. 



H. D. Rogers : the Geology of Pennsylvania : a Government Survey , with 

 a General Survey of the Geology of the United States, Essays on the 

 Coal-formation and its Fossils, and a Description of the Coal-fields 

 of North-America and Great Britain. II vol. of 586 and 1046 pp. 

 8", maps, plates and woodcuts. Edinburgh, London and Philadelphia. 



1859. 



J. Ball : Peaks, Passes and Glaciers, a Series of Excursions by Members 

 of the Alpine Club, 2^ edit., 536 pp., 8 views, 8 maps of mountains 

 districts, a map of the anciens glaciers of Caernarvonshire ad 24 

 woodcuts. London 

 ■Tahrhuch 1859. 39 



