Report on the Geological survey of the state of Iowa BHL23475200
Summary
Report on the Geological survey of the state of Iowa : embracing the results of investigations made during portions of the years 1855, 56 & 57 / by James Hall, J.D. Whitney.
Tags
files from the biodiversity heritage library
report of the geological survey of the state of iowa
high resolution
geology
natural history
paleontology
Date
1855
Source
Biodiversity Heritage Library
Link
Copyright info
public domain