@WBYeats,
Excellent WBYeats, learning by reading. Read the entire book first then come back and ask what it all means.
CROOKED HOUSE 1949 Agatha Christie Page 1 Chapter 1
http://bookre.org/reader?file=209677
"I don't even know where you live in England."
"I live at Swinly Dean."
I nodded at the mention of the well-known outer suburb of London which boasts three excellent golf courses for the city financier.
She added softly in a musing voice: "In a little crooked house..."
I must have looked slightly startled, for she seemed amused, and explained by elaborating the quotation "'And they all lived together in a little crooked house.' That's us. Not really such a little house either. But definitely crooked - running to gables and half-timbering!"
"Are you one of a large family? Brothers and sisters?"
"One brother, one sister, a mother, a father, an uncle, an aunt by marriage, a grandfather, a great aunt and a step grandmother."
"Good gracious!" I exclaimed, slightly overwhelmed.
She laughed.