Ben Smith and His Uke

Here's a new (old) one for me. I'd not heard of Ben Smith before, but here he is, playing a song he co-wrote, "I'm Looking for a Union Sweetheart."

I haven't located the sheet music for this chestnut yet. But here's a cover that features Smith as a performer:

Now I have a wee suspicion that this is not Ben playing the uke. The label reads "Ben Smith and His Uke." But here's a recording from the same year (1925) featuring May Singhi Breen on ukulele: "You Gave All Your Kisses to Somebody Else" (It's mistakenly listed as "What a Life.

What do you think? Are both recordings May?