Oscar Fredrik von Sydow ( July 12 , 1873 -- August 19 , 1936 ) was a Swedish politician who served as Prime Minister of Sweden from February 23 to October 13 , 1921 .
Oscar Fredrik von Sydow , born 12 1873 , dead 19 August 1936 , was a Swedish politician . He served as the Prime Minister of Sweden from February 23 to October 13 , 1921 .