Bonhams 1793 Lot soldUSD 681 - 954GBP 500 - 700 (listed)EstimateUSD 681 - 954GBP 500 - 700 (listed) See all lots A Rolls-Royce 20/25Hp gearbox Bonhams - The Beaulieu Sale 2019 | Beaulieu, 07 September Summary Type Other Lot number 220 Location Description A Rolls-Royce 20/25Hp gearbox, stamped 'X35' to casing and further stamped 'R 6 U' and 'W', largely complete with internals and fittings, inspection advised.