114 | The American Geologist. February, 1902. 
XXIV. Geological explorations of J. De Morgan in Persia. H 
Douvillé. 8 pp. 
XXV. Geological history of graphite. E. Weinschenk, 11 pp. 
XXVI. Gelosic and Humic coals. C. Eg. Bertrand. 40 pp. 
XXVII. Note on the fossil flora of Tonkin. R. Zeiller. 4 pp. 
XXVIII. On the transformation of plants into combustible fos- 
sils. L, Lemiére. 109 pp. 
XXIX. The basin of the Loire. C. Grand’Eury. 18 pp. 
XXX. Origin, Nature, and Distribution of the elements of de- 
struction of the Vosges. Bleicher. 5 pp. 
, XXXI. Some late movements of the soil in the basins of the 
Seine and Loire. G, Dollfus. 17 pp. 
XXXII. The Silurian of Belgium. C. Malaise. 11 pp. 
XXXIII. New paths of Belgian geology. M. Mourlon. 12 pp. 
XXXIV. Applied geology and its evolution. E. Van den Broeck. 
15 pp. F 
XXXV. The minute structure of the diluvium of the Seine. S. 
Meunier. 18 pp. 
XXXVI. Stratigraphic and experimental study of subterranean 
sedimentation. S. Meunier. 14 pp. 
XXXVII. The intersections and stellations of folds in the mari- 
time Alps. Adrien Guéhbard. 15 pp. 
XXXVIILThe réle of some fossil bacterians from a geological 
point of view. B. Renault. 18 pp. 
XXXIX. Some odlitic iron ore beds of the arrondissement of 
Briey. G. Rolland. 9 pp. 
XL. Geology and Paleontology of Madagascar in the present 
state of our knowledge. M. Boule. 16 pp. 
XLI. Order of the formation of Silicates in igneous rocks. J. 
Joly. 21 pp. 
XLII. Minute mechanism. of sedimentation. J. Joly. 18 pp. 
XLIII. Presentation of the geological map of Algeria, E. Ficheur 
14. pp. 
XLIV. Geological Map of Portugal. J. F. N. Delgado and P. 
Choffat. 4 pp. 
XLV. Geology of Patagonia. W. B. Scott. 2 pp. 
XLVI. The flow of glaciers. Harry-Fielding Reid. 7 pp. 
XLVII. Progress in knowledge of the upper Cretacic in Portugal. 
P. Choffat. 18 pp. 
XLVIII. Experiments in denudation by solution of fresh water 
and sea water. J. Joly. 11 pp. 
XIX. Plateaux of the Hautes-Pyrénées, and the Dunes ef Gas- 
cory. L. A. Fabre. 14 pp. 
L. Réle of geology in utilization -of springs of potable water. 
Léon Janet. c 
LI. Basic rocks accompanying the Lherzolites and Ophites of the 
Pyrénées. Lacroix. 33 pp. 
