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Geology topics

N. W. O’Hara

Publications and source records attributed to N. W. O’Hara.

3 recordsLinked to original sources

USGS1979

Bouguer gravity anomaly map of the Northern Michigan-Lake Superior region

No abstract available.

Michigan↗

USGS1978

Bouguer gravity anomaly map of the northern Michigan-Lake Superior region

No abstract available.

Michigan↗

USGS1974

Aeromagnetic map of Michigan and the adjacent Great Lakes

No abstract available.

Michigan↗