. "Gelder" . . . "Michael Gelder" . "Gelder, Michael Graham" . "Gelder, Michael G." . "Michael" . . "1929"^^ . _:B5d7baef05663eec14b367528fc7c7182 . "Gelder, Michael (1929-)" . _:B5d7baef05663eec14b367528fc7c7182 . _:B5d7baef05663eec14b367528fc7c7182 . _:B5d7baef05663eec14b367528fc7c7182 "2023-05-22"^^ . _:B5d7baef05663eec14b367528fc7c7182 . _:B5d7baef05663eec14b367528fc7c7182 . _:B5d7baef05663eec14b367528fc7c7182 "069380538" . _:B5d7baef05663eec14b367528fc7c7182 . _:B5d7baef05663eec14b367528fc7c7182 . _:B5d7baef05663eec14b367528fc7c7182 .