49ers to wear 70th anniversary patch, likely wear black jerseys
49ers to Practice at Kezar Stadium on August 10th to Kick off
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San Francisco 49ers Unveil 75th Anniversary Logo – SportsLogos.Net
Los Angeles Chargers, American Football Wiki
49ers to get new look on their jerseys to commemorate 75th
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Nebraska Cornhuskers football - Wikipedia
49ers unveil 70th anniversary logo; design critics, your take
San Francisco 49ers Unveil 75th Anniversary Logo – SportsLogos.Net
San Francisco 49ers - Wikipedia
49ers to Celebrate 75 Years, Kick Off Draft Celebration