Who introduced the hourglass profile of the tower ?
" Hour Glass " ( TV series ) , a 1946–1947 NBC television variety show Hourglass Studios , a visual effects studio started by Dave McKean " Hourglass " , a 1995 film directed by C. Thomas Howell " Hourglass " ( novel ) , a 2010 novel written by Claudia Gray " Hourglass " , a 2004 episode from season 3 of " Alias " The Hourglass , a supervillain character from the 2008 film , " Superhero Movie " Hourglass ( Smallville )