3 Pesa on 5 Pfennig Crown/Eagle (2) in mixed franking with 10 Pesa on 20 Pfennig Crown/Eagle, correct postage on registered letter with very rare manuscript "IRINGA" cancellation, transit "Dar-Es-Salaam 2.7.00" on reverse, to Dortmund with arrival 26/7 00; very few items with manuscript cancellation from this place have become known! (former starting price 650)