An article by Władysław Kozicki published in the periodical "Sztuki Piękne",1931, no. 12, pp. 443-451 (public domain, reprinted from the Library of the University of Silesia, Katowice) under the title "Jan Henryk Rosen's Wall Paintings in the Armenian Cathedral in Lviv". Provides a history of the creation and detailed description of the mural paintings done by Rosen in tempera in the Armenian Cathedral in Lviv in 1925-1927 and 1928-1929. The article includes reproductions of the paintings.