1907 Riga to Valk

22.10.1907 Riga to Valk of Livonia Governorate. 7 kop. stamp (1905 issue)

Advertising cover: Max Klaczko. Max Klaczko was a big contributor to the universal language movement in the trilingual city of Riga (Latvian, German, Russian). The inventor of the first multilingual typewriter, which allowed Latvian and Russian (Latin/Cyrillic keyboard) to be written on the same typewriter.