Originally Posted by
Wurlitzer
Did Columbus SL tubing decals look like this, at one point?
Until the mid 1980s, almost all Columbus tube sets used the same decal. In the 1970s and earlier, it was a foil decal, in the 80s it changed to the one you pictured, and only after that did the decals distinguish between SL, SP, SLX, KL, etc.