The Laddie frae Cardenden
According to William Dean-Myatt Scottish Vernacular Discography 1888-1960, Douglas Robb was a pseudonym of singer John Thorne. Recorded at 62 Glengall Road, Peckham, London, September 1931.
“In memory of John Thomson”. From 78 rpm disk Beltona 1711, matrix M.13778A. Song by Alexander Macgregor.
For information on Thomson see the Wikipedia page dedicated to him here.