My 1977 VW 2.0l Bus
As you can see my bus has gone through a few changes in the 44 years its been alive and a few color changes. The original white was changed to a L31 Dove Blue and then more recently to the two tone color as seen above (L567 and L90)
These certificates can be obtained from the Stiftung Automuseum Volkswagon that will let you know the exact details of your VW