Disambiguation evidence for Petrolia, California via surface form

"Petrolia area of Humboldt County, California"

Triples (1)

Triples where some other subject referred to this entity as "Petrolia area of Humboldt County, California".

Mattole Unified School District → jurisdiction →
"Petrolia area of Humboldt County, California"
↳ resolves to Petrolia, California
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