Ignat Solzhenitsyn played a recital on the barge. He is a pianist and conductor (and son of the great man). The barge is the venue—the famous venue—of Bargemusic. This venue sits under the Brooklyn Bridge. It is “New York City’s floating concert hall,” as PR has it. Many of us over the years, surely, have made quips about barcarolles.

A barcarolle, you recall, is a song or other piece of music having its origins in Venice and its gondoliers.

As Solzhenitsyn is a friend of mine, I should not review his recital. Suffice it to say he is excellent. I will say a little about the music he played—the two works on the first half of his program. These are unfamiliar, or at least they were to me. One of them is by a little-known composer; the other is by a very well-known...