Matti Helenius-Seppälä

Matti Oskar Helenius-Seppälä (27 June 1870, Pälkäne - 18 October 1920) was a Finnish social scientist, temperance movement activist and politician. He was a member of the Parliament of Finland from 1908 to 1909, from 1911 to 1914, in 1917 and from 1919 to 1920, representing the Christian Workers' Union of Finland (SKrTL).^[1]

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