by J.G. Porter, Ph.D., F.R.A.S.

[Diagram of constellations]

This month Dr. Porter talks about the apparent positions of stars, and how they change; and how astronomers make use of these positions.

The diagram shows the stars above the Pole-looking north at about 11.0 p.m.
(BBC recording)

A series of forty programmes
Lesson 3-1
Monday's recorded broadcast
A Listen and Learn series

Introduced by Roy Hay
Beauty in Rough Grass: Christopher Lloyd gives advice on naturalising in rough grass and talks about some of the attractive plants he has used for this in his Sussex garden
Plastic Film for Crop Production: Tom Maitland , County Horticultural Instructor for Somerset, reports on his observations on early crops grown with the aid of plastic film Produced by John Greenslade

Introduced by Bill Hartley
The Doctor: The psychology of driving
Crises in the Car: The last of three talks by Dr. J. S. Blair
The Insurance Consultant: Some further comments on additional holiday cover
Some developments in the theory and practice of traffic lights: A report from Geoffrey Hancock Produced by David Glencross
Repeated on Saturday at 12.0 (Home)

See facing page