Do you know where they are?

I have not been able to find these classmates:
Jim Caylor
Barbara Cooke
Beverly Carl
Carol Cobel Snider
Ginger Carminati
Annette Chism
Hazel Cowsert
Susan Dale
Ellen Faulenburg Dudek
Lynn Ferguson
Valerie Fritz
Nancy Foster
Mike Frizell
Virginia Garcia
Walter Goddard
Chester Hamby
Jim Hicks
Lonnie Helmick
Barbara Hoft
Donna Holsey
Leland McCoy
Lillian McIntyre
Charlene Mason
Albert MacDougall
John Newman
Cecil O'Dell
Joan Rather
Loreeta Romero Leddax
Faye Schneider
Fred Schmier
Roger Powell
Lila Sue Shock Horrocks
Glen Smith
Nedra Tiffany
Bill Sisneros
Jim Strahan
Bernice Valdez
Johnny Walters
Judy Williamson
Joy Warner Green
Pat Wileman