The <a href="https://en.wikipedia.org/wiki/Helsinki_Cathedral" id="mwdQ" rel="mw:WikiLink" title="Helsinki Cathedral">Helsinki Cathedral</a> (known as <i id="mwdg">St. Nicholas' Church</i> at time) is officially inaugurated in <a href="https://en.wikipedia.org/wiki/Helsinki" id="mwdw" rel="mw:WikiLink" title="Helsinki">Helsinki</a>, <a href="https://en.wikipedia.org/wiki/Grand_Duchy_of_Finland" id="mweA" rel="mw:WikiLink" title="Grand Duchy of Finland">Finland</a>.<sup about="#mwt60" class="mw-ref reference" data-mw='{"name":"ref","attrs":{},"body":{"id":"mw-reference-text-cite_note-10"}}' id="cite_ref-10" rel="dc:references" typeof="mw:Extension/ref"><a href="./February_15#cite_note-10" id="mweQ" style="counter-reset: mw-Ref 10;"><span class="mw-reflink-text" id="mweg">[10]</span></a></sup>
<span class="mw-reference-text" id="mw-reference-text-cite_note-10"><cite about="#mwt57" class="citation book cs1 cs1-prop-foreign-lang-source" id="CITEREFRuuth1952">Ruuth, Martti (1952). <i id="mwBus">Helsingin Suurkirkko satavuotias</i> (in Finnish). Helsinki: Helsingin evankelis-luterilaisten seurakunta. p.<span id="mwBuw" typeof="mw:Entity"> </span>7.</cite><span about="#mwt57" class="Z3988" id="mwBu0" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=book&amp;rft.btitle=Helsingin+Suurkirkko+satavuotias&amp;rft.place=Helsinki&amp;rft.pages=7&amp;rft.pub=Helsingin+evankelis-luterilaisten+seurakunta&amp;rft.date=1952&amp;rft.aulast=Ruuth&amp;rft.aufirst=Martti&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AFebruary+15"></span><link about="#mwt57" href="./Category:CS1_Finnish-language_sources_(fi)" id="mwBu4" rel="mw:PageProp/Category"/></span>