49ers agree to 1-year deals with Jaquiski Tartt, Trent Wilson
2021 San Francisco 49ers season - Wikipedia
San Francisco 49ers re-sign safety Jaquiski Tartt to one-year contract - ESPN
49ers 2021 53-man roster prediction
K'Waun Williams expected to re-sign with 49ers after visiting Chiefs, per report
Updates on OBJ, Mike McGlinchey, Jalen Hurd and Others from Kyle Shanahan
Position-by-Position Breakdown of the 49ers Initial 2021 53-man Roster
Previewing 2020 free agents: safety - Hogs Haven
2022 NFL Free Agency, Live Updates: NFC West - Draftnasty Magazine
2021 NFL Free Agency: Team-by-team signings, live updates - Draftnasty Magazine
49ers notebook: Big turnout at offseason program
49ers To Re-Sign Jaquiski Tartt