"TV Comic special comic stories"@en . "Petrified (comic story)"@en . "Stories in Polystyle specials, generally"@en . . "Levitation"@en . . . "The story was perhaps most notable for its introduction of mennosium, a mineral the Doctor claimed was vital to operating the TARDIS."@en . . . . . "Petrified"@en . "TV Comic Annual 1975"@en . . . "Third Doctor"@en . . . "Woden's Warriors"@en . "The story was perhaps most notable for its introduction of mennosium, a mineral the Doctor claimed was vital to operating the TARDIS."@en . . . "Comic"@en . . . "Who's Who?"@en . "Parada, Groobs"@en . "Polystyle"@en . "1975"^^ .