24  PUBLICATIONS    OF    U.    S.    GEOLOGICAL    SURVEY.  [bill.  177. 
I't.     V.  Mineral  resources  of  the  United  States,  1896,  etc. — Continued. 
Lead,  by  Charles  Kirchhoff,  pp.  237-262. 
Zinc,  by  Charles  Kirchhoff,  pp.  26:5-280. 
Aluminum,  by  R.  L.  Packard,  pp.  281-285. 
Quicksilver,  pp.  287-290. 
Manganese  ores,  by  John  Birkinbine,  pp.  291-328. 
Nickel  and  cobalt,  by  Joseph  Wharton,  pp.  329-342. 
Antimony,  by  Edward  W.  Parker,  pp.  343-348. 
Platinum,  p.  349. 
Coal,  by  Edward  W.  Parker,  pp.  351-632. 
Pennsylvania  anthracite,  by  William  W.  Ruley,  pp.  573-597. 
Index,  pp.  633-642. 
Pt.    V.   (Continued).     Mineral  resources  of  the  United  States,  1896;  nonmetallic 
products  except  coal,  pp.  643-1400. 
Coke,  by  Edward  W.  Parker,  pp.  659-746. 
Petroleum,  by  F.  H.  Oliphant,  pp.  747-893. 
Natural  gas,  by  F.  H.  Oliphant,  pp.  895-918. 
Asphaltum,  by  Edward  W.  Parker,  pp.  919-948. 
The  asphalt  deposits  of  western  Texas,  by  T.  Wayland  Vaughan, 
pp.  930-935. 
Stone,  by  William  C.  Day,  pp.  949-1068. 
Brownstones  of  Pennsylvania,  by  T.  C.  Hopkins,  pp.  1025-1043. 
Soapstone,  by  Edward  W.  Parker,  pp.  1069-1075. 
Statistics  of  the  clay-working  industries  in  the  United  States  in  1896,  by 
Jefferson  Middleton,  pp.  1077-1104. 
The  clay-working  industry  in  1896,  by  Heinrich  Ries,  pp.  1105-1168. 
Cement,  pp.  1169-1182. 
Portland  cement,  by  Spencer  B.  Newberry,  pp.  1169-1177. 
Rock  cement,  by  Uriah  Cummings,  pp.  1178-1182. 
Precious  stones,  by  George  F.  Kunz,  pp.  1183-1217. 
Abrasive  materials,  by  Edward  W.  Parker,  pp.  1219-1231. 
Phosphate  rock,  pp.  1233-1242. 
Sulphur  and  pyrites,  by  Edward  W.  Parker,  pp.  1243-1261. 
Gypsum,  by  Edward  W.  Parker,  pp.  1263-1271. 
Salt,  by  Edward  W.  Parker,  pp.  1273-1313. 
Fluorspar  and  cryolite,  by  Edward  W.  Parker,  pp.  1315-1316. 
Mica,  by  Edward  W.  Parker,  pp.  1317-1321. 
Asbestos,  by  Edward  W.  Parker,  pp.  1323-1331. 
Graphite,  pp.  1332-1334. 
Mineral  paints,  by  Edward  W.  Parker,  pp.  1335-1347. 
Barytes,  by  Edward  W.  Parker,  pp.  1348-1350. 
Fuller's  earth,  pp.  1351-1359. 
Lithographic  stone,  pp.  1361-1363. 
Feldspar  and  quartz,  by  Heinrich  Ries,  pp.  1365-1368. 
Mineral  waters,  by  A.  C.  Peale,  pp.  1369-1389. 
Index,  pp.  1391-1400. 
Nineteenth  Annual  Report  of  the  United  States  Geological  Survey 
to  the  Secretary  of  the  Interior  1897-98  Charles  D.  Walcott  Director 
In  six  parts  Part  I. — Director's  report,  including  triangulation  and 
spirit  leveling  [Part  II. — Papers  chiefly  of  a  theoretic  nature;  Part 
III. — Economic  geology;  Part  IV. — Hydrography  F.  H.  Newell,  chief 
of  division;  Part  V. — Forest  reserves  Henry  Gannett,  chief  of  division; 
Part  VI. — Mineral  resources  of  the  United  States,  1897     Metallic  prod- 
