BULLETINS. 
Department  of  the  Interior  Bulletin  of  the  United  States  Geological 
Survey  No.  1  [-170]  [Seal  of  the  department]  Washington  Gov- 
ernment Printing  Office     1883  [-1900] 
8°.  L76  pamphlets  or  unbound  volumes,  in  "granite"  covers.  For  sale  at  price 
of  publication.  The  firsl  54  bulletins  are  provided  with  volume  pagination  (at  the 
bottom  |,  and  volume  titles,  etc.,  were  issued  for  8  volumes.  Beginning  with  Bulle- 
tin No.  55  this  feature  was  discontinued. 
1.  On  hypersthene-andesite  and  on  triclinic  pyroxene  in  augitic  rocks,  by 
Whitman,  Cross,  with  a  geological  sketch  of  Buffalo  peaks,  Colorado,  by  S.  F. 
Em us.  geologisl  in  chargeof  Rocky  Mountain  division.     L883.     42  pp.,  2  pis. 
Price,  10  cents. 
2.  Gold  and  silver  conversion  tables,  giving  the  coining  values  of  troy  ounces 
of  fine  metal  and  the  weights  of  tine  metal  represented  by  given  sums  of  United 
States  money,  computed  by  Albert  Williams,  jr..  chief  of  division  of  mining 
statistics  and  technology.     L883.    8pp.     Trice.  5  cents. 
:;.  On  the  fossil  fauna-  of  the  Upper  Devonian,  along  the  meridian  of  76°  30', 
from  Tompkins  County,  Nf.Y.,to  Bradford  County,  Pa.,  by  Henry  S.  Williams, 
L884.     36  pp.     Price.  5  cents. 
4.  on  Mesozoic  fossils,  by  Charles  A.  White,  M.  1).  1884.  36  pp.,  9  pis. 
Price,  .">  cents. 
5.  A  dictionary  of  altitudes  in  the  United  States,  compiled  by  Henry  Gannett, 
chief  geographer.     L884.     325  pp.     Price,  20  cents. 
(>.    Elevations  in  the   Dominion  of  Canada,  by  J.  W.  Spencer.     1884.     4.">  pp. 
Price,  -")  cents. 
7.  Mapoteca  geologica  Americana;  a  catalogue  of  geological  maps  of  America 
(North  and  South),  L752-1881,  in  geographic  and  chronologic  order,  by  Jules 
Marcou  and  John  Belknap  Marcou.     1SS4.     184  pp.     Price,  10  cents. 
8.  On  secondary  enlargements  of  mineral  fragments  in  certain  rocks,  by  R.  D. 
[rving  and  C.  P.  Van  Hise".     1884.     56  pp.,  6  pis.     Price,  10  cents. 
9.  A  report  of  work  done  in  the  Washington  laboratory  during  the  fiscal  year 
1883-84;  F.  W.  Clarke,  chief  chemist;  T.  M.  Chatard,  assistant  chemist.  1884. 
40  pp.     Price,  5  cents. 
Mineral,  rock,  and  ore  analyses,  pp.  9-18. 
Water  analyses,  pp,  19-35. 
The  estimation  of  alkalies  in  silicates,  by  Thomas  M.  Chatard,  pp.  36-37. 
10.  On  the  Cambrian  faunas  of  North  America;  preliminary  studies,  by  Charles 
Doolittle  Walcott.     1884.     74  pp.,  10  pis.     Price,  5  cents. 
11.  On  the  Quaternary  and  recent  Mollusca  of  the  Great  Basin,  with  descrip- 
tions of  new  forms,  by  R.  Ellsworth  Call;  introduced  by  a  sketch  of  the  Qua- 
ternary lakes  of  the  Great  Basin,  by  G.  K.  Gilbert.  1884.  66  pp.,  6  pis.  and 
map.     Price,  5  cents. 
37 
