Toivo Vilppula (1888–1941), Finnish social democrat and the president of the Finnish Workers' Sports Federation (1928–1937) in 1930.
<div class="fn value">
Unknown author<span style="display: none;">Unknown author</span></div>
1930<div style="display: none;">date QS:P571,+1930-00-00T00:00:00Z/9</div>
<a rel="nofollow" class="external free" href="https://www.finna.fi/Record/ta_ah.M011-104928">https://www.finna.fi/Record/ta_ah.M011-104928</a>