INDEX. 
549 
Page. 
Wight,  on  lake  Superior  sandstone 109-110 
Wilkins,  onLaurentian 31-32 
Williams  (C.  P.),  on  Portage  lake  trap 
range 86 
Williams  (George  H.) ,  indebtedness  to.      16, 17 
on  the   greenstones   of  Marquette 
and  Menominee  districts 149 
on  lake  Superior  succession 165 
on  lake  Superior  eruptives 173 
on  New  Hampshire 355 
on  Cortland t  series,  New  York .         397 
on  Adirondacks 398-399 
on  Maryland 411,415 
Willis,  indebtedness  to 16.17 
on  northeastern  Minnesota 145 
on  lake  Superior  succession 167 
on  unconformity  within  Vermilion 
series. 182 
Winchell,  Alex.,  on  Huronian.. 41,42,43,47 
on  upper  peninsula  of  Michigan 89-90, 
101-102 
on  northeastern  Minnesota 124-1 25, 
127-128, 131 
on  lake  Superior  succession 166 
on  Laurentian  of  lake  Superior 168 
on  lake  Superior  Huronian 169 
on  Vermilion 169 
on  relations  of  Algonkian  and  Ar- 
chean 177,178,192 
on  unconformity  between  Animikie 
and  Vermilion  series 181 
on  unconformity  within  Huronian.  179, 180, 
182, 184-185 
on  definition  of  Huronian 193 
on  Marquettian 193 
on  relations  of  granites  and  schists         383 
on  origin  of  Archean 479, 480 
Winchell,  H.  V.,  on  northeastern  Min- 
nesota   128 
on  the  iron  regions  of  Minnesota. ..         130 
on  iron  ores  of  Minnesota 131,131-132, 
132-133 
on  the  Saganaga  syenite. 133 
on  Vermilion  district  iron  ores 172 
Winchell,  N.  H.,  on  Huronian 40-41,44 
on  upper  peninsula  of  Michigan...         101 
on  Minnesota 119-120,120-123 
on  the  Minnesota  valley    120 
on  the  Cupriferous  series  of  Duluth  120-121 
Page. 
Winchell,  N.  H. -Continued. 
on  northeastern  Minnesota  .120, 121, 122, 123, 
125-126, 126-127, 129-130, 132 
on  the  Cupriferous  series  of  Minne- 
sota  --- 122 
on  Mesabi  and  Vermilion  ranges...  123-124 
on  crystalline  rocks  of  the  north- 
west           124 
on  fossil  in  quartzite  of  Minnesota.  124, 492 
on  iron  ores  of  Minnesota 125-126,131, 
131-132,132-133 
on  a  Primordial  quartzite 128-129 
on  epochs  of  basic  eruption  in  Min- 
nesota          131 
on  lake  Superior  sandstone 158 
on  Keweenawan 162 
on  lake  Superior  succession 1 66 
on  lake  Superior  Laurentian 168 
on  lake  Superior  Huronian 169 
on  Vermilion 169 
on  Vermilion  district  iron  ores 172 
on  relations  of  Algonkian  and  Ar- 
chean  ...177,178,192 
on  unconformity  within  Huronian.  180, 182 
on  unconformity  between  Animikie 
and  Vermilion  series 181 
on  definition  of  Huronian 193 
on  fossils  in  Sioux  quartzites 194 
on  position  of  Animikie  series. 194 
on  position  of  Keweenawan 194 
onBlack  Hills 257 
Wind  river  mountains,  literature  of....  279-280 
Wisconsin,  literature  of... 105-118 
Wislizenus,  on  Front  range 314 
Wolff,  on  Hoosac  mountain,  Massachu- 
setts  .372-374,415 
on  New  England 382,385 
Wooster,  on  northern  Wisconsin 118 
on  lake  Superior  sandstone 1 58 
Wright,  on  the  upper  peninsula  of  Mich- 
igan    97 
on  the  Penokee  district 113 
on  the  Menominee  district 116 
on  lake  Superior  succession 164 
Wyoming,  central  and  western,  litera- 
ture of 277-281 
Huronian  of 281-282 
Laurentian  of 281-282 
Prozoicof 281-282 
Wyoming  range,  literature  of 280 
