On May 2nd:
https://www.prestomusic.com/classical/products/9764581--formosa-quartet-plays-the-music-of-george-frederick-mckay
The first two quartets were written in the 1930s and the other two in the 1950s.
More info here (http://www.formosaquartet.com/mckay-quartets).
Thanks for this notice, Tapiola. What I've heard of McKay's music, I've enjoyed enormously, so I'm looking forward to this release.