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Carte cataloguée
Lake Helen
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Institution:
United States Geological Survey
Titre complet:
Lake Helen
Année de l'image:
1993
Date de publication:
1997
Échelle de la carte:
1:24 000
Buffalo
1978
1:100k
Fort McKinney
1903
1:125k
Fort McKinney
1903
1:125k
Fort McKinney
1903
1:125k
Fort McKinney
1900
1:125k
Sheridan
1962
1:250k
Sheridan
1958
1:250k
Sheridan
1958
1:250k
Sheridan
1955
1:250k
Sheridan
1955
1:250k
L'histoire