Richard Anderson Sinquefield was my gggrandfather.His daughter Priscilla married my ggrndfather John Sally in Dallas County.I have been able to trace only three of his 13 children;daughters Nellie, Priscilla and Martha.The Sallys,Perrys and Lees are part of his descendants.If you are able to help me or a family member leyme hear from you.P.S. HAVE A COPY OF HIS AUTOBIOGRAPHY