Olga Fedchenko
... that after Olga Fedchenko's husband died on Mont Blanc in 1873, she was asked to continue their work by Moscow's Society of Natural Scientists?
... that after <b id="mwCrQ"><a href="./Olga_Fedchenko" id="mwCrU" rel="mw:WikiLink" title="Olga Fedchenko">Olga Fedchenko</a></b><span about="#mwt113" class="nowrap" data-mw='{"parts":[{"template":{"target":{"wt":"`s","href":"./Template:`s"},"params":{},"i":0}}]}' id="mwCrY" typeof="mw:Transclusion"><span typeof="mw:Entity">'</span>s</span> husband died on <a href="./Mont_Blanc" id="mwCrc" rel="mw:WikiLink" title="Mont Blanc">Mont Blanc</a> in 1873, she was asked to continue their work by Moscow's <a href="./Society_of_Devotees_of_Natural_Science,_Anthropology,_and_Ethnography" id="mwCrg" rel="mw:WikiLink" title="Society of Devotees of Natural Science, Anthropology, and Ethnography">Society of Natural Scientists</a>?