Sinclair1900–1960Nomes e ApelidosM. Sinclair, Wilford SinclairCronologiaBirth1900Death1960RelaçõesIrmãosSinclair (1900–?)Sinclair (1900–?)Sinclair (1900–?)Meios-irmãosSinclair (1910–1930)Sinclair (1910–1940)PaisCharles Sinclair (1873–1931)Flora Swartz (?–1908)Fonteswikitree Sinclair-1701