 Complete the following phrase:  The architecture of the Space Needle is the result of a compromise between the designs of two men, Edward E. Carlson and John Graham, Jr. The two leading ideas for the World Fair involved businessman Edward E. Carlsons sketch of a giant balloon tethered to the ground the gently sloping base and architect John Grahams concept of a flying saucer the halo that houses the restaurant and observation deck. Victor Steinbrueck introduced the hourglass profile of the tower. The Space Needle was built to withstand wind speeds of , double the requirements in the building code of 1962. The 6.8 