This installment was originally published in Look and Learn issue no. 531 on 18 March 1972.
The Miniature Killers of Zelph
This installment was originally published in Look and Learn issue no. 527 on 19 February 1972.
The Prisoner of Zerss (continued . . .)
This instalment was originally published in Look and Learn issue no. 520 on 1 January 1972.
