BILLIE T. KETCIOS ZUMO
September 16, 2020
Billie T. Ketcios Zumo retired in 1999 from Central High School in Cheyenne, Wyoming, after more than three and a half decades of excellence.
Billie T. Ketcios Zumo retired in 1999 from Central High School in Cheyenne, Wyoming, after more than three and a half decades of excellence.
Marquis Who’s Who was established in 1898 and promptly began publishing biographical data in 1899. More than 120 years ago, our founder, Albert Nelson Marquis, established a standard of excellence with the first publication of Who’s Who in America.