by Erwin Hinckley Barbour
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Altitudes in Nebraska revised to 1913
An important undeveloped clay bed
Archidiskodon maibeni
Cement manufacture in Nebraska
The flint ballast industry of Gage Count...
A giant Nebraska bear Dinarctotherium me...
Laws, etc
Extradition laws and treaties, United St...
Mineral Assessment Report the Sand (Mine...
Foreign assistance
Superfund
The autobiography of Theodore Roosevelt