BBC1, Saturday 30 August 1975
P122 CEEFAX 122 Sat 3O Aug 23 38/35
at the SCIENCE MUSEUM
This page and others in the CEEFAX
magazine - which can now be seen by
visitors to the SCIENCE MUSEUM in
London - will change automatically.
Each page dialled up by the viewer can
have up to three follow-up "sub-pages"
which will appear without the viewer
needing to select another number.
These "self changing" pages are
usually indicated by letters like
this: A B C D - the lighter-coloured
letter indicates which page in the
sequence is being displayed.
This is the second page in a
sequence of two, indicated thus: A B
Red | Green | Yellow | Blue