The main point of this paper is the hypothesis that the share of eastern provinces in the overall trade of the Muslim world in the 4th century A. H. had been the essential factor carrying the bulk of the burden to sustain the economy of the western provinces with their capital at Baghdad. https://www.bekindtopets.com/mega-save-Harrows-Black-Knight-Soft-Tip-Darts-20gm-special-save/