Mary Keefe, a 19-year-old Vermont telephone operator whom her neighbor Norman Rockwell immortalized as his model for the heroine of “Rosie the Riveter,” the World War II feminist anthem that empowered women to leave home and pinch-hit in military plants, died on Tuesday at her home in Simsbury, Conn. She was 92. Her death was confirmed by her daughter Mary Ellen Keefe. Mrs. Keefe was a redhead, like the Rosie who appeared on the cover of the Memorial Day issue of The Saturday Evening Post magazine in 1943, but she had never wielded a rivet gun (not until an appearance...