1889-1913, an interesting reference collection devoted to the Bagdad bisects of 1889 and 1892 and other controversial provisional issues of the period, the Bagdad bisects comprise nine items now considered to be genuine official issues together with bogus and faked items (32 items) mostly identified by type; also sections of faked Constantinople Provisionale and other philatelic curiosities (SS items). Accompanied by an informative article by Patrick C. Pearson on the Bagdad bisects