216 



Analyses of Saloui liiiiesloiu': 

 Sample 1 from Adams (jiiarry-- 



Fcet. 



Residue insolultle in acid 44 



Lime (CaO) 52.70 



Magnesia (MgO) l.OJ 



Carbon dioxide (CO,j 43.S<» 



Alumina and ferric oxide (ALO;,, Fe.Oa) 1.57 



SO, 0(! 



Total 99.G7 



Sample 2. Johnson quarry, liloomington— 



Feet. 



Residue insolulile in acid 77 



Lime (CaO) 54.67 



Magnesia (MgO) 00 



Carl:)on dioxide (CO,) 43.04 



Alumina and ferric oxide (ALO;,, Fe.O^) 42 



Phosphorus peroxide (P0O5) 19 



SO3 19 



Total 99.88 



For exhaustive treatment of the Salem (Bedford) limestone the reader 

 Is referred to Siebenthal's article already mentioned. 



THE GLACIAL DEPOSITS. 



The glacial deposits, so far as the writer's observations extend are: 

 Glacial till, outwash and eolian deposits, liench or terrace deposits and 

 delta deposits. 



GLACIAI. TILL. 



The drift deposit was first observed on .lack's Defeat Creelv in tlie 

 neighborhood of the old Dutch church. From there it continues in a north- 

 easterly direction, crossing Bean Blossom Creek near the mouth of Cam- 

 den Branch. According to Siebenthal's description* it then bends south 

 of Lost Ridue. near the mouth of Indian Creek, and follows the course 



-■21st Geol. Rep Inil. p. 300. 



