. . "John" . "J Ralph Lindgren" . "J" . . . "lindgren" . "John Ralph Lindgren" . "Lindgren"@fr-FR . . . "John Ralph Lindgren"@en-CA . "Ralph"@en . . . "J. Ralph Lindgren"@en . "J. Ralph lindgren" . "John Ralph" . "1933-10-08" . . . . . . "J."@en . "J. R." . "Lindgren"@en . . "J. R. Lindgren" .