GSNI GeoIndex Historical Surveys

GeoIndex Historical Surveys This aeromagnetic survey was carried out by Canadian Aeroservices on behalf of the Northern Ireland Government in 1959 as part of a UK wide survey.

Data and Resources

GSNI GeoIndexHTML

Resource locator

Additional Info

Field	Value
Last Updated	August 6, 2026, 20:59 (UTC)
Created	December 3, 2025, 11:04 (UTC)