a) References publicity image with James Burke for The Burke Special in The Radio Times, (19th July 1973)? He has been a well respected major TV celebrity at the time in England.
b) The arm becomes a bent oblong space between the floor an the ribcage of the humanoid shaped seat
c) The camera with lens becomes the astronaut seen from the rear.
d) A black square on the side of a box becomes the space jockey's eye.
The radio set becomes the upper torso
The hood behind the back seat becomes the buttocks
The side of the car becomes the leg like formation of the space jockey's seat
f) A thermos flask or camera lens (?) stretches to become the horn like protrusion at the front of the chair
g) Square on box becomes the eye of the mask on the head
h) The rear side of the car becomes the leg of the and the retracted hood becomes the buttocks