The Jenny Lind tour was a barnstormer, taking in the modern equivalent of $21 million over a nine-month engagement and spawning an American mania for all things Lind: concert tickets, women’s hats, opera glasses, paper dolls, sheet music, even Lind-branded chewing tobacco. (The craze persists in today’s children’s furnture stores, where you can still purchase a spindled “Jenny Lind crib.”)