Karlag camp document, 1937: The document discusses the results of five-year activity of "Putevka," the official newspaper of Karlag NKVD. It stresses the leading and important role in the process of prisoners' reeducation.

Karlag camp document, 1932-1933: The document stresses that there are certain violations against camp female prisoners which camp officials ignore. Thus, forced cohabitation made by administrative-and-household officials received spread in camps.

Karlag camp document, 1937: The document provides statistical information regarding liquidation of illiteracy among camp inmates and orders to organize classes for illiterate and semiliterate camp inmates.

Karlag camp document, 1933: This document describes the cases of physical abuse against camp inmates made by guards. Linin orders an acceleration of the interrogation process in camps to find the perpetrators.