504  INDEX    TO    PUBLICATIONS    OF    IT.    S.    GEOL.    SURVEY,     [bull.  177. 
Maryland;  Potomac  River,  hydrography  of  basin  of Ann  14,  n,  pp  134-136 
Potomac  River,  pollution  of Ann  19,  iv,  pp  141-146, 153, 155-156 
water  power  on Ann  21,  iv,  pp  100-106 
quartz  from,  statistics  of Ann  18,  v  cont,  p  1368;  Ann  19, 
vi  cont,  p  657;  Ann  20,  vi  cont,  p  745;  Ann  21,  vi  cont,  p  595 
rainfall  in  basins  of  Patapsco  and  Patuxent  rivers . .  Ann  20,  iv,  pp  48,  49, 112-114 
in  basin  of  Potomac  River Ann  20,  iv,  pp  117-121 
road  material  in  Harpers  Ferry  quadrangle GF  10,  p  4 
in  Piedmont  quadrangle. . .  GF  28,  p  5 
in  Washington  (D.  C. )  quadrangle : . . .  GF  70,  p  7 
sand  and  gravel  in  Fredericksburg  quadrangle GF  13,  p  5 
in  Nomini  quadrangle GF  23,  p  4 
sandstone  production  of,  statistics  of MR  1889-90,  pp 
374,  399;  MR  1891,  pp  461-462;  MR  1892,  p  710;  MR  1893,  p 
553;  Ann  16,  iv,  pp  437,484,485,487;  Ann  17,  in  cont,  pp 
760,  775,  776,  777;  Ann  18,  v  cont,  pp  950,1012,1013,1014, 
1023;  Ann  19,  vi  cont,  pp  265,  266;  Ann  20,  vi  cont,  pp  271, 
336,  337,  338,  340;  Ann  21,  vi  cont,  pp  335,  353,  354,  355,  356 
sections,  geologic,  in.     (See  Section,  geologic,  in  Maryland.) 
slate  production  of,  statistics  of MR  1889-90,  pp  376, 
399-400;  MR  1891,  pp  472-173;  MR  1892,  p  710,  MR  1893,  p 
550;  Ann  16,  iv,  pp  437,476,477,478;  Ann  17,  in  cont,  pp 
760,  770,  771,  772,  773,  774;  Ann  18,  v  cont,  pp  950,  992,  994, 
995,  996, 997,  998-999;  Ann  19,  vi  cont,  pp  207,  250,  251,  252, 
253,  254,  255-256;  Ann  20,  vi  cont,  pp  271,  294,  295.  296, 
297,  298,  299,  300;    Ann  21,  vi  cont,  pp  335,  344-349,  352 
soapstone  in  Washington  ( D.  C. )  quadrangle GF  70,  p  7 
soils  in  Piedmont  quadrangle GF  28,  pp  5-6 
survey  of,  by  cooperation  of  the  State Ann  18, 
i,  pp  100, 102;  Ann  19,  i,  pp  8(5,  98;  Ann  20,  i,  pp  99, 110 
topographic  maps  of.     (See  Map,  topographic,  of  Maryland.) 
topographic  work  in Ann  5,  p  7;  Ann  6,  p  8;  Ann  9,  pp  52,  55; 
Ann  12,  i,  p  26;  Ann  13,  i,  p  72;  Ann  16,  i,  pp  64,  68,  69;  Ann 
17,  i,  pp  97,99;  Ann  18,  i,  pp  94,95,  102;  Ann  19,  i,  pp  89, 
90,  98;  Ann  20,  i,  pp  100, 102, 110;  Ann  21,  i,  pp  119, 125-126 
triangulation  in Bull  122,  pp  65,  68 
Washington  (D.  C. )  quadrangles,  geology  of GF  70 
waters,  underground,  in  Fredericksburg  quadrangle GF  13,  p  6 
in  Nomini  quadrangle GF  23,  p  4 
in  Washington  (L\  C. )  quadrangle GF  70,  p  7 
woodland  area  in Ann  19,  v,  p  5 
Youghiogheny  River,  flow  of,  measurements  of Ann  21, 
iv,  pp  155-156;  WS  27,  pp  59,  61,  65;  WS  36,  pp  159-160 
Marylandian  (Lower  Atlantic  Miocene) Bull  84,  pp  20,  329 
Maryville  limestone  in  Kentucky,  North  Carolina,  Virginia,  and  Tennessee. .  .GF  12, 
p2;  GF16,pp3-4;  GF25,p3;  GF27,p2;  GF33,p2;  GF  59,  p  3 
Marysville  quadrangle,  California,  geology  of GF  17 
Mashing  and  fracturing  of  mineral  particles Ann  16,  i,  pp  694-698 
Massachusetts;  altitudes  in Bull  5,  pp  133-137;  Bull  76;  Bull  160,  pp  277-296 
Berkshire  County,  geology  of  eastern Bull  159 
boundary  lines  of,  and  cession  of  territory  to  general  government Bull  13, 
pp  25-26, 47-64;  Bull  171,  pp  53-70 
bowlders,  remarkable,  in  the  Connecticut  Valley Mon  xxix,  pp  559-561 
