GENERAL INDEX 



661 



Smith. Homer, gift. rlG4\ 

 Smock, J. 0., cited, rl03 8 , rirHF. 

 Smyth, G. H. jr, field work, r9°, 

 rlO 7 ; Geology of crystalline rocks 

 in vicinity of St Lawrence river, 

 r83-104. 



Steuben county, oil and gas, rl28 s - 

 32 41 ; consumption of natural gas, 

 rll3 8 -15 a . 



Stevenson, J. J., gift, rl5 9 , rl64 9 -65\ 

 Syenite, r81 8 , r82\ 

 Syenite dikes, r62\ 

 Synoptic collection of rocks. rl5 8 -16 2 . 

 Syracuse, oil and gas wells near, 

 rl25 a -26 9 ; relief map, rl70\ 



Thousand islauds, geology, rlO 7 , 

 r83-104. 



Tioga county, oil and gas, rl33\ 

 Titaniferous magnetite, r54*, r55*. 

 Titanite, r54 s . 



Topographic sheets, rl4*-15 6 . 

 Tourmalin, r90\ 

 Tracy brook fault, r71'. 



Vanuxem, Lardner, cited, r33\ 



Vermeule, C. C, work on geologic 

 map, rl3°. 



Warretn county, pre-Cambrian for- 

 mations, rlT-35; geologic map 

 facing p. r22. 



Warrensburg, geologic description, 

 r27 fl -28 3 . 



W ashington county, roofing slate 

 quarries, rl35-50. 



Water levels, r77 3 -78\ 



W ayne county, oil and gas, rl33 a . 



Wells island, geology, r87 7 -91 4 ; Pots- 

 dam sandstone, r99 2 . 



Wellsville, oil and gas, rill'. 



Westchester county, crystalline 

 rocks. r7 :i -8"; emery mines, rl51- 

 54. 



Wilton, geologic description, r29*. 

 Wright, G. F., cited, r76*. 

 Wyoming county, oil and gas, rl33\ 



Yates county, oil and gas, rl34\ 



Zircon, r54", r55", r60\ 

 Zoology, work in, rl58 3 -60"; addi- 

 tions to collection, rl65 8 -66\ 



