Estonia. Cover, Swedish volunteers in Estonia 1919. A lovely Field postcard with a luxury unit cancel "Rootsi Korpus Estimaal" (Swedish White Corps Estonia) on a nice mounted page with a lot of facts. From the Swedish Lieutenant Gunnar Samzelius to Reval dated March 31, 1919, writing that he is on his way to the front (in south Estonia). Very rare item in excellent quality. Exhibition item!