Page History

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29.1.2016 First version
5.2.2016 Added information regarding the handling of component parts
17.3.2016 Fixed erroneous prefix for image URLs in the description for field 'images'. 
22.6.2016 Updated Examples of Use
26.9.2016 Added support for CORS
17.1.2017 Added a mention of the Swagger specification and UI
17.1.2017 The API has new fields subjectsExtended and imagesExtended. See the Swagger UI for more information.
5.1.2017 Added a mention about the maximum number of results and hints for searching larger sets
4.10.2018 Documentation now only in Swagger. Added additional notes and revised example queries.

General

The API provides a way to perform searches to the material provided by the organizations (Finnish libraries, archives and museums) participating in Finna.fi. For example the metadata of Fennica - the Finnish National Bibliography and Viola - the Finnish National Discography are included in the API. The Library Network Services unit of the National Library is responsible for the maintenance and development of the interface. Inquiries and feedback on the API:  finna-posti AT helsinki.fi

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