Wikipedia page about this book: https://en.wikipedia.org/wiki/The_Flight_of_the_Heron

Release date is 2024-02-10

"The Flight of the Heron" by D. K. Broster is a historical novel first published in 1925. Set during the Jacobite rising of 1745, it follows an unlikely friendship between Ewen Cameron, a Highland chieftain fighting for the Jacobite cause, and Keith Windham, an English officer in the Government army. Brought together by fate and a heron's flight, these men on opposite sides find their destinies entangled through capture, escape, and impossible choices between duty and loyalty in war-torn Scotland. (This is an automatically generated summary.)

Originally published: London: William Heinemann Ltd., 1925