Harold Clyde Bingham
... that Harold Clyde Bingham trailed a troop of gorillas for 100 hours in 1929?
... that <b id="mwAkM"><a href="./Harold_Clyde_Bingham" id="mwAkQ" rel="mw:WikiLink" title="Harold Clyde Bingham">Harold Clyde Bingham</a></b> trailed a troop of gorillas for 100<span id="mwAkU" typeof="mw:Entity"> </span>hours in 1929?