The title of this tune comes from two songs written for it by Robert Burns and James Hogg, but the tune itself is much older. It first appeared in print in Bremner's Scots Reels of 1757 as Miss Farquharson's Reel, and has history going at least as far back as the 17th century.
Ref: https://tunearch.org/wiki/Annotation:My_Love_is_but_a_Lassie_Yet_(1)
Ref: https://www.flutetunes.com/tunes.php?id=917
Ref: http://www.songlyrics.com/burns-robert/my-love-shes-but-a-lassie-yet-lyrics/
Ref: https://en.wikipedia.org/wiki/Robert_Burns
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