acrylic art painting

"He didn't sayanything to you when he was staying here that might give us a clue, I suppose?" asked Father, speaking in an easy and confidential way. "You know the sort of thing I mean, any old friend he'd met or any plans he'd made apart from thisLucerne Conference?"
　　"Oh no. He just mentioned the Lucerne Conference.I think he said it was on the 19th. Is that right?"
　　"That was the date of the Lucerne Conference, yes."
　　"I didn't notice thedate particularly. I mean –” like most old ladies, MissMarple here became slightly involved “– I thought he saidthe 19th and he might have said the 19th, but at the same time hemight have meant the 19th and it might really have been the 20th. Imean, he may have thought the 20th was the 19th or he may havethought the 19th was the 20th."