Prussian Academy of Sciences
...that funding for the Prussian Academy of Sciences was originally provided by giving it a monopoly on the sale of calendars?
...that funding for the <b id="mwBfA"><a href="./Prussian_Academy_of_Sciences" id="mwBfE" rel="mw:WikiLink" title="Prussian Academy of Sciences">Prussian Academy of Sciences</a></b> was originally provided by giving it a monopoly on the sale of calendars?