In a quiet ceremony at CIA headquarters in Virginia on Sunday, the agency celebrated the 100th birthday of one of its most accomplished spies.

“Her many achievements and storied life are an inspiration to all women,” CIA Director John Brennan said to honor Elizabeth “Betty” McIntosh, a reporter-turned-operative who engaged in some of the most cloak-and-dagger schemes over four decades as one of the few female spies at the agency. Born in Washington, D.C., McIntosh got a degree in journalism and worked as a reporter for several papers. Based in Hawaii, she covered the attack on Pearl Harbor firsthand, providing dramatic accounts of that tragic day.

Read more: Betty McIntosh, OSS and CIA spy!

Read her book: SISTERHOOD OF SPIES: THE WOMEN OF THE OSS