. . . . . . . "Dan McKenzie (geophysicist)" . . . . . . . . . . . . . "McKenzie" . . . . . . . . . . "McKenzie, Dan" . . . . . . . . . . . . . . . "Professor Dan McKenzie" . . . . "Dan McKenzie" . . . . . . . . . . . . . . . . . . . "Dan McKenzie (geophysicist)" . . . . . . . . . . "Dan Peter McKenzie" . . . . . . . . . . . . . . . . "1942-02-21" . . . . . . . . . . . . . . . . . . "1942" . . . . . . . . . . . .