San Francisco 49ers 2016 Media Guide, PDF, San Francisco 49ers
United Football League 2010 Season, PDF, Initial Public Offering
Ronnie Lott Led the NFL's Most Underrated Defensive Dynasty
Bill Walsh Is Named 49er Coach - The New York Times
Ronnie Lott: Kyle Shanahan 'our version of Bill Walsh'
TIL The 49ers practice facility used to be located behind what is now Red Morton. The original building (711 Nevada Street) appears to be in very much the same condition too.
2010 UC Davis Football Media Guide by Michael Robles - Issuu
Bill Walsh's office, Joe Montana's locker: Exploring the birthplace of a dynasty, the 49ers' old facility in Redwood City - The Athletic
49ers-Raiders series has historic moments — and some best left buried