During World War II, a tech-savvy New Jersey woman took it on herself to be a priceless information provider for families of captured U.S. service members.

Agnes Joan Negra’s exploits are chronicled in the book Waves of Hope, written by her son Ronald Edward Negra. He and his wife, Valerie, will discuss the book at the Stafford branch of the Ocean County Library on Thursday, Sept. 11 at 10 a.m. The program is sponsored by the Friends of the Stafford Library.

Then as now, parents, spouses, children and other relatives sought any information they could find about their men and…