Way History: 199776494

updating some SC-related relations & fixing license key values

EDGE_ID	450750020
license	CC0-1.0
source	https://publications.newberry.org/ahcbp/downloads/united_states.html
source:name	Newberry Library Atlas of Historical County Boundaries

laying foundation for Newberry historical county boundary import

EDGE_ID	450750020
license	CC0 / public domain
source	https://publications.newberry.org/ahcbp/downloads/united_states.html
source:name	Newberry Library Atlas of Historical County Boundaries

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