REPORT OF THE DIRECTOR I914 75 



Chapter 3: Precambric History Appendix 



Chapter 4: Paleozoic history Bibliography 



Chapter 5 : Mesqzoic history Index 

 Chapter 6 : Cenozoic history 



4 No. 169 Geology of Saratoga Springs and Vicinity. By H. P. 

 Gushing and R. Ruedemann. 1914. I78p. 20pl. Map. 



Contents 



Introduction Historical geology 



Location and character Economic geology 



General topography Control of development and history 



General geology of Saratoga region by the geology 



Descriptive geology Index 



5 No. 170 Geology of the North Creek Quadrangle, Warren 

 County, New York. By William J. Miller. 1914. 90p. I4pl. 



Contents 



Introduction Glacial and postglacial geology 



General topography and geology Summary of geological history 



Rocks of the region Economic geology 



Structural features Index 



Topography 



6 No. 171 The Geology of the Syracuse Quadrangle. By Thomas 

 Cramer Hopkins. 1914. Sop. 20pl. 



Contents Notes on the Fossils of the Paleozoic 



Introduction Formations within the Syracuse 



Geologic column of the Syracuse Quadrangle. Burnett Smith 



area A Review of the Mammalian Re- 

 Stratigraphy mains from the Superficial De- 

 Economic geology posits in the Vicinity of Onondaga 

 Structural geology Lake, New York. Burnett Smith 

 Physiographic features Explanations of plates 

 Periodotite dikes Index 



7 No. 172 Geology of the Attica-Depew Quadrangles. By D. D. 

 Luther. 1914. 32p. Map. 



Contents 



Introduction Devonic 



Description of formations Bibliography 



Siluric Index 



8 No. 174 The Mining and Quarry Industry of New York State. 



By D. H. Newland. 1914. iiip. 



Contents Clay 



Introduction Production of clay materials 



Mineral production of New York Common building brick 



Cement Front brick 



