Looking back at the 49ers' rich Super Bowl history
As 49ers savored Super Bowl win 30 years ago, Bill Walsh celebrated survival
Looking back at the 49ers' rich Super Bowl history
Looking back at the 49ers' rich Super Bowl history
VHS San Francisco 49ers Super Bowl Victory Highlights Bill Walsh Joe Montana for sale online
Undefeated in Super Bowls, Bill Walsh's coaching legacy reaches beyond 49ers
Bill Walsh (American football coach) - Wikipedia
Looking back at the 49ers' rich Super Bowl history
49ers' Ronnie Lott Lives His N.B.A. Dream Through Golden State - The New York Times
1990 PRO SET SUPERBOWL SUPERMEN # 31 BILL WALSH , 49ERS