Church censorship has had a long tradition and reached the first centuries of Christianity and one
of its forms, a previous censorship, has functioned in a Catholic church since modernity. A Code of a Canonic
Law standardized the principles of text control and procedures of awarding imprimaturs in the
interwar period. The very principles defined, apart from the subject and object of censorship, specific tips
for publishers aiming at getting an approval of church authorities to publish a book. The work shows the
extent to which a church censorship influenced a publishing plan and the process of production of the
Catholic Bookshop and Printing House, one of the dioceses in Upper Silesia
