The collection contains digitized materials from the archives of the Olsztyńskie Zakłady Graficzne "OZGraf", that is the largest printing house in the Warmian-Masurian Voivodeship established in 1945. The resource consists of a large representation of photos showing the work and recreation of Olsztyn printers, company chronicles of "OZGraf" branches, jubilee publications and the company professional magazine "Bez Wierszówki" from 1955-1990 (selection).