Gibson Es 320 TD (1971-1974) The Gibson ES-320 td is a guitar that was just forgotten over time, in 1971 Gibson introduced the Ggibson ES 320 TD which was sort of a different variation model or at least very similar to the more popular Gibson ES 330 TD. (adsbygoogle = window.adsbygoogle || []).push({}); There's not much literature on why this guitar was released, the