The London Sephardi Centre have recently digitized and made available a set of recordings made on four vinyl “singles” in 1951. The choir is led in these recordings by Jacob Hadida, and the soloist is Abraham Beniso.
The eight “sides” (of the four records) are summarized in the cover below, and from the fact that it is entitled “Volume One”, it would seem that further volumes were planned (but apparently never released).
Here’s the lovely Hallel melody often used on festivals:
Click on the image to access the complete set of recordings.
The Sephardi Center page includes a fifth single with the Haftara blessings and a sample haftara reading by Joshua Bueno de Mesquita, possibly intended to have been part of the projected Volume Two.