The Sinetti archive information system operated by the City of Helsinki Archives provides collection data from archived documents of the City of Helsinki. The document collections mostly comprise permanently retained,...
Municipalities
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NOTE (1/2026): Koulurekisteri (the school register) service has been moved to a new website at https://historia.hel.fi/fi/koulurekisteri. Therefore, the interface is no longer in use. Koulurekisteri...
Municipalities
JSON