Big Encyclopedia: Dictionary of Popularized Information from all Disciplines.

Under the editorship of S. Yuzhakov, in 22 vol. Vol. 1 to 22, St.Petersburg, Prosveshchenie, no publication date. Leather corners and gilt-stamped spine, calico, all edges patterned. 24.5х16сm., in good condition, bindings slightly rubbed. Volume 19: different coloured leather bindings and corners, lacking guard sheets. The edition is of importance to collectors.