Construction on the 6.5 - acre ( 2.6 ha ) site started in 1964 .
Construction on the 6.5 - acre ( 2.6 ha ) site was completed in 1966 ; the architect was Leslie Gooday .
Construction on the 6.5 - acre ( 2.6 ha ) site started in 1964 and was completed in 1966 ; the architect was Leslie Gooday .