Bonhams 1793 Lot soldUSD 548 - 822GBP 400 - 600 (listed)EstimateUSD 548 - 822GBP 400 - 600 (listed) See all lots Tony Upson, an 'Aston Martin Ltd' sign Bonhams, The Aston Martin Works Sale, May 17th 2014 | Newport Pagnell, 17 May Summary Type Automobilia Lot number 74 Location Description Tony Upson, an 'Aston Martin Ltd' sign, acrylic on board with moulded frame and hand-painted lettering, for garage display, 80 x 240cm.