Boss Lady

Too often, depictions of women’s rise in corporate America leave out the first generation of breakthrough women entrepreneurs. Here, Edith Sparks restores the careers of three pioneering businesswomen — Tillie Lewis (founder of Flotill Products), Olive Ann Beech (cofounder of Beech Aircraft), and Margaret Rudkin (founder of Pepperidge Farm) — who started their own manufacturing companies in the 19...