Los-Nr. 19

1889 (MAY 4), Personal large size folded letter (ca. 45:60 cm) from the sultan of Zanzibar, Khalifa-bin-Said, with his seal, addressed to the 23. President of the United States, Benjamin Harrison, as a letter of recommendation for a United States ship captain, who had recently visited Zanzibar. Accompanied by the original envelope with the sultan's gold coloured seal on reverse. The envelope slight age wear and small part at upper left corner missing due to rough opening; the letter with some breaks in the folds (partly strengthened). A very rare and attractive ensemble of great historical interest