AN UNPUBLISHED FOUR GOSPELS FROM THE COLLECTION OF ORLANDO CALUMENO – 2020-3 And its connections with the art of Hakob Jughayetsi Emma L. Chookaszian Orlando Carlo Calumeno’s archive, located in Istanbul, Turkey, is known for the largest collection of Ottoman postcards and panoramas in the world. The Armenian medieval manuscripts are an important part of this private collection and our study is dedicated to one of them. Kept in Istanbul’s “Birzamanlar” gallery owned by O. C. Calumeno, this manuscript is distinguished by its simple yet very important illustrations, that we are going to reveal. The manuscript is a Four Gospels and its dimensions are 16 x 22 x 9cm.