An Outside Broadcast from the Annual Meeting at Cambridge.
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What do we mean by dinosaurs? Why did they become extinct?
Professor W. E. Swinton demonstrates the diversity of the dinosaurs and describes the regions and climates in which they existed.
Professor L. S. Russell describes the changing environment leading to the decline and extinction of the particular dinosaurs of North America.
Both speakers are from the Royal Ontario Museum, Toronto.
From the Lady Mitchell Hall, Cambridge

A programme for children at home.

Repeated on BBC-1 at 1.30
(to 11.25)

The second of two programmes in which Johnny Morris looks at Hong Kong.
'It's just about the most tiring place I've ever been in... everybody's up to something everywhere, slogging, fiddling, pushing, smuggling....'
First shown on BBC-1 in the West

[Starring] George Raft, Henry Fonda, Dorothy Lamour
with John Barrymore, Akim Tamiroff

Written by Eman Kanera and Frantisek Marvan.
A spoof Western from Czechoslovakia that won the prize for comedy at this year's Montreux Festival.
Directed by Eman Kanera for Czechoslovak Television

It is a hot day in the old West, where pistol shots ring out more often than church bells. Rancher Andrews lives with his daughter Daisy. When he is seized by gambling fever and gambles away her dowry at the saloon it is only the beginning... Sandy-The Noble-Minded Cowboy brings commercials to BBC-tv, but you are not likely to find in any shop the Supersquirt Fire Extinguisher whose virtues an attractive young lady extols when the sheriff blows up his office by sneezing gunpowder into an oil lamp while he sleeps.

followed by The Weather

Ideas-Personalities-Progress
A report from Cambridge on the day's proceedings at the Annual Meeting of the British Association for the Advancement of Science.
Introduced by David Wilson.

Round off the day with Denis Tuohy, Michael Dean, Nicholas Tresilian, Joan Bakewell and tonight's guests.