Bowen, Rhys. Royal Spyness mysteries.

Thorndike Press large print core series.

On the first day of Christmas, Lady Georgianna Rannoch's true love is tramping around South America. Mummy is holed up in Tiddleton-under-Lovey with that droll Noel Coward, while Georgie is snowed in at Castle Rannoch with her bumbling brother and sourpuss sister-in-law. So she contrives to hostess a posh holiday party in Tiddleton- a village right out of A Christmas Carol. But soon after Georgie arrives a fellow falls out of a tree, dead...Dickensian, indeed