Rookie Nick Bosa makes big impact on improved 49ers defense
San Francisco 49ers '94 Throwback Campaign on Behance
49ers to wear popular 1994 red throwbacks in four 2021 games – NBC Sports Bay Area & California
NFL Throwbacks: Love 'em or hate 'em?
Pro Football Journal: 49ers to Wear 75th Anniversary Throwbacks
San Francisco 49ers 75th Apparel Collection
Quarterback Alex Smith's Turnaround Mirrors the 49ers' - The New York Times
49ers '94 throwbacks, 75th-anniversary, and white vapor jerseys are here - Niners Nation
Ranking the current alternate uniforms of every NFL team
Leaked photos create speculation that 49ers might wear throwbacks for 75th anniversary season
49ers Release 75th-Anniversary Patch