warman]  MINERALS MINNESOTA.  525 
Minnesota;  Agassiz,  Lake,  the  glacial Mon  x x v 
agriculture  in  Red  River  Valley,  development  of Mon  xxv,  pp  610-625 
altitudes  in Ann  19, 
i,  pp  259-261;  Ann  21,  i,  pp  471-472;  Bull  5,  pp  147-154; 
Bull  72,  pp  198-200,  206-214;  Bull  76;  Bull  160,  pp  320-344 
Archean  formations  of  Northwestern  States Ann  5,  pp  175-242 
artesian  wells  of  Red  River  Valley Ann  11,  n,  pp  267-268 
atlas  sheets  in.      (See  p  82  of  this  bulletin.) 
boundary  lines  of,  and  formation  of  State Bull  L3, 
pp  118-119;  Bull  171,  pp  124-125 
brick  industry  of MR  1887,  pp  536,  538;  M  R  1888,  1 1  561 
building  stone  from,  at  World's  Columbian  Exposition MR  1893,  p  568 
production  <  >f,  stat  istics  of MR]  882, 
p  451;  MR  1887,  p  516;  MR  L888,  p  540;  MR  1889-90,  pp 
373,  403-405;  MR  L891,  pp  157,  159,  461,  462,  404,  460;  MR 
1892,  pp706,  707,  710,  711;  MR  L893,  pp  544,  540,  553,  550; 
Ann  10,  iv,  p  4.'!7  et  seq;  Ann  17,  in  cunt,  p  700  e1  seq; 
Ann  IS,  v  cunt,  p  050  el  8eq;  Ann  1!',  vi  cunt,  p  L'07  el  seq; 
Ann  20,  vi  cont,  p  271  e1  seq;  Ann  21,  vi  coin,  p  335  el  seq 
cement  production  of,  statistics  of MR  L886,  p  556;  Ml:  L887, 
p527;  MR  L888,  p551;  Ml;  L889-90,  p  161;  MR  L891,p532; 
MR  L892,  j.  7:;'. ';  MR  L893,  p  619;  Ann  10,  rv,  p  577;  Ann 
17,  in  cont,  p  891;  Ann  18,  v  cont,  p  1178;  Ann  L9,  vicont, 
p  105;  Ann  20.  vi  cont,  pp  547,  550;  Ann  21,  vi  cont,  p  407 
clay  products  of,  statistics  of Ml;  L891,  p  52:!; 
Ann  10.  iv,  pp  518,  519,  520,  521;  Ann  17.  in  cont.  pp  820 
el  seq,  862;  Ann  L8,  \  cont,  p  L078  el  seq;  Ann  10,  vi 
cont,  pp  318  et  seq,  363;  Ann  20,  vi  cont,  pp  t66  et  seq,  520 
coal  discovered  in MR  1891,  p  200 
coke  in,  manufacture  of Ann  20,  vi  cont,  p  227 
copper-bearing  rocks  of  Lake  Superior,  nature,  structure,  and  extent  of \nn  3, 
PP  93   L88;   Mon  v 
Coteau  des  Prairies,  section  across,  etc Mon  xxv,  pp  36  39 
driftless  area  of  Upper  Mississippi  Valley Ann  6,  pp  L99-322 
earthworks,  aboriginal,  in  region  of  glacial  Lake  Agassiz. .Mon  xxv,  pp  643  645 
Fargo  quadrangle,  physiography  of TF  1,  p  1 
forest  trees  and  shrubs  of  Red  River  Basin Mon  x  xv,  pp  603-606 
gas,  illuminating  and  fuel,  and  by-products  in,  statistics  of Ann  20,  vi  cont, 
pp  227,  240,  244,  240,  247,  248,  2  10 
geographic  positions  in Ann  18,  i,  pp  161-162; 
Ann  21,  i,  pp  272,  276-278;   Bull  128.  pp  115-116 
geologic  maps  of,  listed Bull  7,  pp  89,  91,  92,  93,  96,  97,  98,  101 
(See  Map,  geologic,  of  Minnesota.) 
geologic  sections  in.     (See  Section,  geologic,  in  Minnesota. ) 
geologic  and  paleontologic  investigations  in Ann  4,  pp  30-31 ;  Ann  5,  pp  21,  25- 
26;  Ann  6,  pp  40-44,  74,  75;  Ann  7,  pp  09-71,  72,  80,  81;  Ann 
8,  i,  pp  135-137,  143;  Ann  9,  pp  72,  81,  82,  85;  Ann  10,  i,  pp 
123, 124, 125, 126;  Ann  11,  i,  pp  75,  78, 104;  Ann  21,  i,  pp  74-75 
glacial'  investigations  in Ann  3,  pp  382-384,  388-393 
glacial  Lake  Agassiz,  upper  beaches  and  deltas  of Bull  39 
gneisses,  gabbro-schists,  and  associated  rocks  of  southwestern Bull  157 
gold  and  silver  trom,  statistics  of Ann  17,  in,  pp  72,  76,  77;  Ann 
18,  v,  ppl41,  146,  147,  149;  Ann  19,  vi,  pp  128, 
129,130,  131,  132,133;  Ann  20,  vi,  pp  103,  104, 
105, 106,  107,  108,  109;  Ann  21,  vi,pp  125,  126 
