This installment was originally published in Look and Learn issue no. 528 on 26 February 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 installment was originally published in Look and Learn issue no. 523 on 22 January 1972.
