Aunt Jane's Nieces out West by L. Frank Baum

Uncle John and Arthur decided not to mention to the girls this astounding charge of Isidore Le Drieux, fearing the news would make them nervous and disturb their rest, so when the men joined the merry party in the alcove they did not refer to their late interview.

Afterward, however, when all but Arthur Weldon had gone to bed and he was sitting in Uncle John's room, the two discussed the matter together with much seriousness.