"13/816" . "The Letty Seven" . "The Letty Seven" . "816" . . "XIII816" . "Marianne Giovanni |i vrouwenstem" . "TROS" . . "Tony van Ling |i vrouwenstem" . "1976" . "zang (4 dames & 4 heren)" . "Letty de Jong and the Letty Seven" . "Letty de Jong" . "1976" . "Letty de Jong |i vrouwenstem" . "The Letty Seven" .