Dear GeniusThe Letters of Ursula Nordstrom

Ursula Nordstrom is to children's publishing what Babe Ruth is to baseball. A trendsetter who made and broke records, Nordstrom served as director of Harper Books for Boys and Girls (later Harper Junior Books) from 1940 until 1973. At that point she became senior editor for her own imprint, Ursula Nordstrom Books, also published by…