An epistle is a cardinal source of research. Not only it reveals the personality, disposition, likes and dislikes, customs, habits and attitudes of the addresser and addressee but also throws light on their times and backdrop. This is the reason that the letters of literati are considered a research heritage and the students, scholars and researcher are benefitted from them in their scholarly pursuits. Keeping this aspect in view, in this article, a few unpublished letters of short story writer Munir Ahmad Sheikh are being presented. These letters were addressed to famous researcher, palaeographer and poet Nazar Sabri. Many literary and scholarly topics are discussed in these letters and we come to know about the personal and literary relationship of two distinguished writers. The writer has included brief biographical sketches of the two personalities and added footnotes for a better understanding of the letters.