1978 Gibson Quality / Prestige / Innovation catalog, page 25. Details of the Les Paul Triumph and EB3 bass guitars. The Triumph had been in the Gibson line since 1971, whilst the EB3 had been in since 1961. But this was the final catalog appearance of both guitars, with very few instruments shipped between 1978 and 1979.
The 1978 US suggested retail prices for these basses were: Triumph bass $789 ; EB3 bass $589
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