NOTES: Designed by architect Maurice Walton of Stimpson and Walton, this lift testing tower was built for the Express Lift Company. It fell out of use in 1997 when Otis took over the company. It was renamed the National Lift Tower in 2009.
NOTES: This, the D6 Building, is rectangular in plan with cantilevered storage areas and loading docks on each long side. It was Grade I listed in 1987.