The
average elevation of the United States
Gannett, Henry
1846-1914
creator
text
dcu
1891
1892
monographic
eng
by Henry Gannett.
Also available in digital form on the Internet Archive Web site.
United States
Altitudes
E159 .G192
gs 07000573
hdl:loc.gdc/scd0001.00112709034
http://hdl.loc.gov/loc.gdc/scd0001.00112709034
DLC
940413
20260227111306.0
gs 07000573