﻿Additions 
  to 
  the 
  State 
  Museum. 
  - 
  21 
  

  

  D. 
  — 
  Report 
  of 
  Progress 
  on 
  the 
  Brown 
  Hematite 
  Ore 
  Ranges 
  of 
  

   Lehigh 
  County. 
  By 
  Frederick 
  Perine, 
  Jr. 
  Harrisburg, 
  1875. 
  

   8vo., 
  pp. 
  73 
  D. 
  

  

  I. 
  — 
  Report 
  of 
  Progress 
  in 
  the 
  Venango 
  County 
  District. 
  By 
  

   F. 
  A. 
  Randall. 
  Harrisburg, 
  1875. 
  8vo., 
  pp. 
  127 
  I. 
  

  

  J. 
  — 
  Special 
  Report 
  on 
  the 
  Petroleum 
  of 
  Pennsylvania. 
  By 
  

   Henry 
  E. 
  Wrigley. 
  Harrisburg, 
  1875. 
  8vo., 
  pp. 
  122 
  J. 
  

  

  M. 
  — 
  Report 
  of 
  Progress 
  in 
  the 
  Laboratory 
  of 
  the 
  Survey, 
  at 
  

   Harrisburg. 
  By 
  Andrew 
  S. 
  M'Creath. 
  Harrisburg, 
  1875. 
  

   8vo., 
  pp. 
  105 
  M. 
  

  

  H. 
  — 
  Report 
  of 
  Progress 
  * 
  * 
  * 
  of 
  the 
  Bituminous 
  Coal 
  

   Fields 
  of 
  Western 
  Pennsylvania. 
  By 
  Franklin 
  Piatt. 
  Har- 
  

   risburg, 
  1875. 
  8vo., 
  pp. 
  296 
  H. 
  

  

  A. 
  — 
  Historical 
  Sketch 
  of 
  the 
  Geological 
  Explorations 
  in 
  Penn- 
  

   sylvania 
  and 
  other 
  States. 
  By 
  J. 
  P. 
  Leidy. 
  Harrisburg, 
  

   1876. 
  8vo., 
  pp. 
  200+xxvi. 
  

  

  C. 
  — 
  Report 
  of 
  Progress 
  in 
  the 
  District 
  of 
  York 
  and 
  Adams 
  

   Counties. 
  By 
  Persifer 
  Frazer, 
  Jr. 
  Harrisburg, 
  1876. 
  8vo., 
  

   pp. 
  198 
  C. 
  

  

  K. 
  — 
  Report 
  of 
  Progress 
  in 
  the 
  Greene 
  and 
  Washington 
  District 
  

   of 
  the 
  Bituminous 
  Coal 
  Fields 
  of 
  Western 
  Pennsylvania. 
  

   By 
  John 
  J. 
  Stevenson. 
  Harrisburg, 
  1876. 
  8vo., 
  pp. 
  419 
  K. 
  

  

  Nine 
  Pamphlets. 
  From 
  John 
  B. 
  Peaese, 
  Secretary 
  of 
  the 
  

   Board 
  of 
  Commissioners 
  of 
  the 
  Geological 
  Survey. 
  

  

  Sitzungs-Berichte 
  der 
  naturwissenschaftlichen 
  Gesellchaft. 
  

   Isis 
  in 
  Dresden. 
  1875, 
  Juli-Decem. 
  From 
  the 
  Society. 
  

  

  Extraits 
  de 
  Deux 
  Lettres 
  addressees 
  a 
  D. 
  B. 
  Boncompagni 
  par 
  

   M. 
  Le 
  Comte 
  Leopold 
  Hugo. 
  Pp. 
  3. 
  Quarto. 
  

  

  El 
  Illustre 
  Doctor 
  Louis. 
  8vo., 
  pp. 
  11. 
  From 
  M. 
  Le 
  Comte 
  

   Leopold 
  Hugo. 
  

  

  Archives 
  du 
  Musee 
  Teyler. 
  Harlem, 
  1868-76. 
  Vols. 
  I, 
  II, 
  III, 
  

   Fasc. 
  premier 
  Vol. 
  IV. 
  Royal 
  8vo. 
  From 
  the 
  Directors 
  

  

  of 
  the 
  Museum. 
  

  

  Zehnter 
  Bericht 
  der 
  Naturforschenden 
  Gesellchaft 
  zu 
  Bamberg. 
  

   1871-74. 
  Bamberg, 
  1875. 
  From 
  the 
  Society. 
  

  

  Bulletin 
  de 
  la 
  Societe 
  Imperiale 
  des 
  Naturalist 
  es 
  de 
  Moscou. 
  

   1875. 
  No. 
  1, 
  2, 
  3, 
  4. 
  Moscou, 
  1875-6. 
  From 
  the 
  Society. 
  

  

  