Her Heavenly Touch Reborn Nursery in Independence, Mo., smells like a nursery, sweet and fresh like baby powder. A giant plastic baby bottle stands in one corner, and there are racks of baby clothes.

Ronda Cox, among the makers of Reborn dolls, has a Heavenly Touch Reborn Nursery in Independence with the sweet, fresh smell of baby powder. Inside glass-sided shelves is an array of newborn-sized ...