Pieni tietosanakirja (1925-1928), published by Otava in four volumes, was the second Finnish-language encyclopedia. It followed the earlier, eleven-volume Tietosanakirja

Tietosanakirja

The , published in 11 volumes from 1909 to 1922, was the first Finnish language encyclopedia. It was published by Tietosanakirja-Osakeyhtiö, a joint effort between Otava and WSOY...

.

Being published more than 70 years ago, Project Runeberg

Project Runeberg

Project Runeberg is an initiative patterned after Project Gutenberg that publishes freely available electronic versions of books significant to the culture and history of the Nordic countries...

 considers the original edition of Pieni tietosanakirja to be in the public domain, though this interpretation is contested by the letter of the relevant law.

Otava also released two updated versions of the book, the first in 1952, the second in 1958-1959, both in four volumes.

External links

• Pieni tietosanakirja at Project Runeberg
  Project Runeberg
  Project Runeberg is an initiative patterned after Project Gutenberg that publishes freely available electronic versions of books significant to the culture and history of the Nordic countries...
  
  .