. . . "Henry Mackinnon Walbrook"@en . "Mackinnon"@en . "Walbrook"@en . "Henry"@en . "Henry Mackinnon WALBROOK" . . . . . "WALBROOK" . "Henry MacKinnon" . "H. M. Walbrook"@en-AU . "Henry M. Walbrook" . . "1941" . "Henry Mackinnon Walbrook" . "Henry MacKinnon Walbrook" . . "Henry Mackinnon" . "MacKinnon" . "Henry MacKinnon Walbrook" . "M." . "Walbrook, H. M. (Henry Mackinnon)" . "1865" .