CONTENTS. 
JULY NUMBER. 
Charles Emerson Beecher. [Portrait.] /. M. Clarke i 
The Sediments of the Meguma Series of Nova Scotia. /. Ed- 
mund Woodman 13 
Erosion on the Great Plains and on the Cordilleran Moun- 
tain Belt. Warren Upham 35 
On the Paramorphic Alteration of Pyroxene to Compact 
Hornblende. C. H. Gordon 40 
Contributions to Mineralogy.. John Eyerman 43 
In the Matter of the Permian Fish Menaspis. [Plate II.] 
Bashford Dean 49 
Review of Recent Geological Literature. 
Contributions to the Geology of Washington. G. 0. Smith 
and Bailey Willis, 54 ; Christian Faith in an Age of Science, 
William North Rice, 55 ; The Cambric Dictyonema Fauna of 
the Slate Belt of eastern New York, R. Ruedemann 55 
Monthly Authors' Catalogue of American Geological Lit- 
erature 56 
Correspondence. 
Eruption of Mauna Loa in 1903, Edgar Wood, 62 ; The 
Dolomytes of eastern Iowa, Nicholas Knight, 64; Surface de- 
posits of western Missouri and Kansas, G. C. Broadhead . . 66 
Personal and Scientific News 67 
AUGUST NUMBER. 
Tectonic Geography of Eastern Asia^ [Plates III and IV.] 
William Herbert Hobbs 69 
Age of the Missouri Ri\ter, Warren Upham 80 
Variation in Thickness of the Subdivisions of the Ordo- 
viciAN of Indiana. Aug. F. Focrste [Plate V] 87 
Earthquakes in Socorro, New Mexico, Rufus M. Bagg, Jr. . . 102 
The Saccharoidal Sandstone, G. C. Broadhead 105 
A rejoinder to Dr. Ball's criticis.m on Dr. Spencer's hypothe- 
sis concerning the late Union of Florida with Cuba, 
/. W. Spencer no 
Review of Recent Geological Literature. 
Geological Survey of New Jersey. Annual Report of the 
State Geologist for the Year of 1903. Henry B. Kumtnel, 
119: The United States Geological Survey, its origin, devel- 
83S34 
