The GMC CCKW

Can anybody help me with WW2 details of 55 gall oil drum markings when used for Engine or Gearbox lube ?

I know Cat Man and Dr D had an input to this , but wondered if there was an update.

http://www.cckw.org/forum/viewtopic.php ... 0df8c9799c

Thanks

Colin

If I said Socony-Vacuum Oil Co. Inc. would it stir the Gray matter ?