I found a little info here:
http://www.scribd.com/doc/526633/Enc...f-WWII-Weapons
Page 51 says the British Army continued to use it until the mid 1950s.
And interestingly, it seems like the original game designers have the Archer back-to-front! The Archer's 17pdr was rear facing. Unless there are game code limitations for this.
Cross