Greek Post office: 2 pa. in B4 (pos. 16/17-21/22) "Ελληνική Κατοχή Μυτιλήνης" overprint (reading up) on 1908-1909 Turkish stamps. One stamp with error inverted "ι" on "Ελληνική" (p.21). VF (Hellas 1+1B - cat.price 78E)