Many, many moons ago, I obtained a Castrol lubrication chart for my TR2 (it covers TR3 as well), and when I acquired 4VC in 1969, I obtained the TR4/4A version.
Approaching the 50th anniversary of the TR4's launch, I asked Castrol whether we might reproduce the TR4/4A chart, and permission was granted at no cost, so we produced a laminated version from my master copy for the TR4@50 event at the International at Harrogate in 2011.
A few months ago, Jo Whitty asked me about the TR2/3 version, so I lent her my master copy and the office now has both the TR2/3 and the TR4/4A charts availab