1637 courier mail letter from Aland islands to Stockhholm, addressed to admiral Clas Fleming. With marking: 16 Martij 1637 - earlier than the foundation of Finnish Postal Service (1638)! Without contents, as usual for the Fleming correspondence. Opinion: Ossa (2019) (Image)

1688 General mail letter from Turku via Aland to Tallinn in Estonia. Stockholm B postmark (type II) and Franco marking as well as registration number 45. Light ageing (Image)

1736 General mail letter from Turku via Aland to Stockholm, registration number 23. With contents (Image)

1746 General mail free letter from Stockholm to Degerby. Stockholm row postmark (type 5). With contents (Image)

1766 General mail free letter from Turku to Kastel holm, redirected to Vinkkilä in Vehmaa. With contents, slight ageing (Image)

1781 Crown post letter from Lappböle to Qvarnbo inSaltvik. With contents, slight ageing (Image)

1810 Crown post expres letter with TWO FEATHERS from Näs to Strömsvik. With contents, fine exhibition item. Opinion: Ossa (2019) (Image)

1820 insured letter from Turku via Aland to Sweden! Fine Grislehamn (typei II). Propably the earliest known insured letter to Sweden! With contents, rare item. Opinion: Ossa (2019) (Image)

Cyrillic Kastelholm postmark on punched cholera letter 1831 to Sweden! Registration number 1 has been changed to 2. With contents, slight ageing, opinion: Ossa (2019) (Image)

1854 letter dated 14.11. from Stockholm via Aland to Turku. During the Crimean War the blockade was on winter-time only partial (Image)

Kastelholm 1858 high boxed cancellation on 10 kop stationery cover with pearls. Flap partially missing as usual, signed: Ossa (Image)

1860 letter from Lübeck via Russia to Degerby. Fine! (Image)

Eckerö 1871 on 1866 20 penni II pair (one short perf.). Certificate: Oesch (2005) (Image)

Mariehamn 1876 m/75 32 penni (L. 16SAdd) on letter to Sweden, almost superb. Signed: Ossa (Image)

Mixed franking m/75 25 penni carmine (SAd) and 1882 20 penni blue (LAa) on insured cover from Ekenäs 1882 to Aland islands. Some folds, opinion: Ossa (2019) (Image)

Godby (bluish) 1887 and Sunds on thunderstorm report card, fine (Image)

1889 5 markka yellow-green and 20 penni on insured letter, very fine Sund 1899. According to mr. Toivakka no other model 1889 high value postal items are known. Opinion: Ossa (2019) (Image)

Lumparland - Finland 1892 on acknowledgement of registered letter and on a model m/89 20 penni stamp (Image)

Hammarland - Finland 1893 on stationery card, fine (Image)

Figure postmark 76 and Lemland 1899 on model 1889 cover to Australia! Signed: Ossa (Image)

Kulla postal stop cancellation types I and II on cards 1902 - 1904, fine (Image)

1918 registered cover to Denmark from Mariehamn 25.8.1918, censor : KG - inverted G letter were used when letter C was no available. Signed: Ossa (Image)

1918 Finnish troops cover from Aland to Porvoo. Waasa Rykm. 7 Kompp. Cancellation and Mariehamn 15.6.1918. Light fold. Opinion: Ossa (2019) (Image)

1918 Finnish troops mail from Mariehamn to Tampere. Vaasa Regiment II Pat oval cancellation and Mariehamn 18.5.1918. Opinion: Ossa (2019) (Image)