4A. ROBOT

Season Twelve: Story One
Episodes: (1) (2) (3) (4)
Begin Era: Fourth Doctor


Harry Sullivan joins the TARDIS crew.


Novelisation: Doctor Who and the Giant Robot by Terrance Dicks —
            no. 28 in the Target Library

4C. THE ARK IN SPACE

Season Twelve: Story Two
Episodes: (1) (2) (3) (4)


Novelisation: Doctor Who and the Ark in Space by Ian Marter —
            no. 4 in the Target Library

4B. THE SONTARAN EXPERIMENT

Season Twelve: Story Three
Episodes: (1) (2)


Second Sontaran story.


Novelisation: Doctor Who and the Sontaran Experiment by Ian Marter —
            no. 56 in the Target Library

4E. GENESIS OF THE DALEKS

Season Twelve: Story Four
Episodes: (1) (2) (3) (4) (5) (6)


The twelfth story to feature the Daleks, this is first appearance
of Davros, the creator of the Daleks.


Novelisation: Doctor Who and the Genesis of the Daleks by Terrance Dicks —
            no. ?? in the Target Library

4D. REVENGE OF THE CYBERMEN

Season Twelve: Story Five
Episodes: (1) (2) (3) (4)


This sixth story featuring the Cybermen is the first appearance
of the cyborgs since The Invasion in 1968.


Novelisation: Doctor Who and the Revenge of the Cybermen by Terrance Dicks —
            no. 51 in the Target Library