Norma Shearer was the babe who married the boss, and by all accounts it was a love match for both of them. https://www.classicmoviefavorites.com/wp-content/uploads/2017/01/Shearer-Thalberg-08.jpg https://www.classicmoviefavorites.com/wp-content/uploads/2017/01/Shearer-Thalberg-06.jpg My two favorite Norma Shearer films are “Lady of the Night”(1925), and “A Free Soul”(1931), both scripted by Adela Rogers St Johns.
Certainly looked loved up in those great pix you linked! Here's one from Wikipedia: