The published coordinates take you one of many signboards that were put up during the Queen Street upgrade that give some interesting information about the history of Richmond. I used to have a multi that used 6 of the signboards, however some have been removed so the one multi has been made into three.
This one is about Warring's Garage and the rise of the motor vehicle.
The cache can be found at S41 20.ABA E173.10.CBC
A = John Warring (known as Jack) opened a bicycle shop in 19A3
B = Just B years later the growning popularity of motor vehicles
C = In the late 18C0s the Government had legalised the operation of motor vehicles
The cache is a short walkaway