1. 1
   Letters received by John Wesley Powell, director of the Geographical and Geological Survey of the Rocky Mountain region, 1869-79

   Published 1949

   Washington : National Archives, 1949.

   10 microfilm reels ; 35 mm.

   Subjects: “...Geological surveys Rocky Mountains....”
   

   Local Call Number: Loading...
   

   Guide
   

   Save
   

   Saved in:
2. 2
   A geological and agricultural survey of Rensselaer County, in the state of New-York. To which is annexed, a geological profile, extending from Onondaga Salt Springs, across said co...

   by Eaton, Amos, 1776-1842
   Published 1822

   Albany, Printed by E. and E. Hosford, 1822.

   70 p.

   Subjects: “...Geological surveys New York (State) Rensselaer County....”
   

   Local Call Number: Loading...
   

   Loading...

   Save
   

   Saved in:

Search Tools: