The Byrds before they were The Byrds, if you catch my drift.
... the single, released at the end of 1964, did nothing, and Elektra missed an opportunity to get in on the ground floor of folk-rock's first commercial bloom. (Richie Unterberger, Jingle Jangle Morning: Folk-Rock in the 1960s loc. 2698)
Interesting. File under: Early Incarnations
Discography:
1964 Please Let Me Love You/ Don't Be Long (Elektra)
In the music library: There Is A Season (Byrds box set(: Please Let Me Love You; Don’t Be Long