By the time I was growing up during the British Invasion, the cut-out bin was dedicated to groups like The Kingston Trio.
They've grown on me since.

... I-put-a-nickle-in-the-juke-box-to-hear-this old!

I'm just tape a nickel to the tone arm old. haha

... and he was into folk music and lived in an apartment we finished off for him in our attic, - I know a lot of sea chantys, too.

He was of the age where he was jr hi/HS when the folk thing was big.
He performed several of their tunes when he was still playing.
He went to see them many times.
Corresponded with Bob Shane & John Stewart by mail. Got invited backstage when they performed more than a few times.
He even traded a Gibson acoustic to get the Martin Bob Shane model! (He died in April, so I've got that guitar now.)
His favorite song by them was this one: