Adventure in Washington
... that US Senate page boys were required to wear knickers when the film Adventure in Washington‎ was made in 1941?
... that <a href="./Page_of_the_United_States_Senate" id="mwBK8" rel="mw:WikiLink" title="Page of the United States Senate">US Senate page boys</a> were required to wear <a href="./Knickerbockers_(clothing)" id="mwBLA" rel="mw:WikiLink" title="Knickerbockers (clothing)">knickers</a> when the film<span id="mwBLE" typeof="mw:Entity"> </span><i id="mwBLI"><b id="mwBLM"><a href="./Adventure_in_Washington" id="mwBLQ" rel="mw:WikiLink" title="Adventure in Washington">Adventure in Washington</a></b></i>‎ was made in 1941?