Mazo de la Roche 
Renny’s Daughter [PDF ebook] 

First published in 1951, in Renny’s Daughter, Adeline Whiteoak is voyaging overseas. It is now 1948, and she travels with her Uncle Finch and cousin Maurice to Ireland and then London. On the ship she meets a charming Irishman and falls in love. However, when scandal breaks, she embodies her namesake and refuses to give him up. Meanwhile, back home, Jalna’s peace and beauty is threatened by a neighbour’s speculative designs. This is book 14 of 16 in The Whiteoak Chronicles. It is followed by Variable Winds at Jalna.