. . . "Sibbald!" . . . . "William J." . "W.J Sibbald" . "William J. Sibbald!" . "W. J." . "Sibbald"@en . "William J Sibbald"@en-CA . . "W." . "1946-06-28" . "William"@en . "W. J. Sibbald" . . . . "William J. Sibbald" . "William J. Sibbald"@en . "W. J. Sibbald"@en . "W.J" . "J."@en . . .