And more than that, he would do what he could to take her out of her loneliness.

How about reading aloud to her?
He had been a capital reader, during Judith's lifetime, for he had always enjoyed it so.

Roger rose and went to his shelves and began to look over the volumes there.
Perhaps a book of travel....

Stoddard's "Lectures on Japan." Meanwhile Edith came into the room, sat down and took up her sewing.

As she did so he turned and glanced at her, and she smiled brightly back at him.
Yes, he thought with a genial glow, from this night on he would do his part.