Authenticity: Decals
Although most have been removed/repainted over the decades, there were several decals applied to T34s.

6V Coil 1962-66

Glovebox Door 1962-63

Air Cleaner early Curved, 1962-63

Air Cleaner late Straight, 1964-69

Valve Clearance Usually on fan belt cover

Oil Filler

Paint Color Code Usually under body VIN# plate

VW Service Fitted by VW service dept

Rear Air Duct 1962-64, also in air duct well

Super/Premium Fuel 1964-65 near gas filler neck

12V Pillar 1967-69 on drivers A-pillar

Front Hood 1966-69

Automatic Lower Dashpad 1968-69 Automatics