his autobiography
... that U.S. President Calvin Coolidge received a large amount of fan mail after publishing his autobiography?
... that <a href="./President_of_the_United_States" id="mwCnI" rel="mw:WikiLink" title="President of the United States">U.S. President</a> <a href="./Calvin_Coolidge" id="mwCnM" rel="mw:WikiLink" title="Calvin Coolidge">Calvin Coolidge</a> <i id="mwCnQ">(pictured)</i> received a large amount of fan mail after publishing <b id="mwCnU"><a href="./The_Autobiography_of_Calvin_Coolidge" id="mwCnY" rel="mw:WikiLink" title="The Autobiography of Calvin Coolidge">his autobiography</a></b>?