The Celebrate The Century: 1960s souvenir sheet was issued in Green Bay, Wisconsin, on September 17, 1999.
Designed by Carl Herrman of Laguna Niguel, California, and illustrated by Keith Birdsong of Muskogee, Oklahoma, the souvenir sheet features 1960s subjects from the following categories: People and Events, Arts and Entertainment, Lifestyles, Sports, and Science and Technology. The fifteen commemorative stamps in this sheet are titled "I Have a Dream"; Woodstock; Man Walks on the Moon; Green Bay Packers; Star Trek; The Peace Corps; The Vietnam War; Ford Mustang; Barbie Doll; The Integrated Circuit; Lasers; Super Bowl I; Roger Maris, 61 in '61; The Beatles; and Peace Symbol.
Ashton-Potter (USA), Ltd., printed 120 million stamps in the offset/intaglio process.
Postal Bulletin (August 12, 1999).