Not sure if they are actual holograms.....but back in the day they were just referred to as "3-D'.
There is a Johnny Cash Gospel LP with a 3-D cover And there are a couple of 50's Pop LP's on the Carlton label that have early, cruder versions of these types of covers.
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There is a Johnny Cash Gospel LP with a 3-D cover
And there are a couple of 50's Pop LP's on the Carlton label that have early, cruder versions of these types of covers.
As does Split Enz'"True Colours."