The main part of the encyclopaedia was published in ten volumes from 1981 to 1988.
The volume 52, Latvian SSR, was also published in Russian.
The main editor was Pēteris Jērāns, and it was printed in Riga[1] numbering 75,000 sets.
[2] The encyclopedia contains around 60,000 articles, and includes around 20,000 illustrations and over 600 maps.
[1] It covers all branches of knowledge, with the expected ideological emphasis of publications originating in the Soviet bloc in the period.