. . "1941"^^ . _:Ba91c329abed94104bd7ac1a832941cc3 . . "D. Bruce Johnstone" . . "Johnstone, Donald Bruce" . "D. Bruce" . "Johnstone" . "Johnstone, D. Bruce (1941-)" . _:Ba91c329abed94104bd7ac1a832941cc3 . _:Ba91c329abed94104bd7ac1a832941cc3 . _:Ba91c329abed94104bd7ac1a832941cc3 "2023-05-20"^^ . _:Ba91c329abed94104bd7ac1a832941cc3 . _:Ba91c329abed94104bd7ac1a832941cc3 . _:Ba91c329abed94104bd7ac1a832941cc3 "073166561" . _:Ba91c329abed94104bd7ac1a832941cc3 . _:Ba91c329abed94104bd7ac1a832941cc3 . _:Ba91c329abed94104bd7ac1a832941cc3 .