7.40 Banking

8.5 A Portrait of Summer School

8.30 M101/11 Differentiation

8.55 Dutch Heat

9.20 The Third Dimension

9.45 Tropical Forest

10.10 Frequency Analysis

10.35 Carboxylic Acids

11.0 Area for Revision

11.25 OUSA Conference: Nottingham University

11.50 Social Work Under Attack

12.15 Data Transmission Networks

12.40 Crashing with Safety

1.5 Any Old Copper

1.30 Engineering Velocities

The John Player League featuring
Essex v Somerset
The two most successful teams in the country meet today in this first match of the John Player League season.
Holding between them the four major trophies, Essex, captained by KEITH FLETCHER , feature
GRAHAM GOOCH and JOHN LEVER. For Somerset, BRIAN ROSE leads one of the strongest sides in the country with the batting strength of both IAN BOTHAM and VIV RICHARDS.
This must be the most competitive match ever to start a new season.
Peter Walker introduces the programme, which includes news of today's other fixtures.
Derbyshire v Surrey
Gloucestershire v Northamptonshire Hampshire v Warwickshire Middlesex Lancashire Nottinghamshire v Kent Sussex v Leicestershire
Yorkshire v Worcestershire
Commentators at Ilford
JOHN ARLOTT and JIM LAKER
Television presentation
BOB DUNCAN and HUW JONES Cricket scores on Ceefax
During the tea interval:
4.0* Snooker - the latest news from the Crucible Theatre, Sheffield.

DAVID VINE reports with the latest news of the 'World Championship Final that began this afternoon.

Plus a visual commentary for those who cannot hear. with Richard Whitmore
Editor RICHARD GAMBLE

Chris Bonington introduces the 1980 Expedition Film Competition and presentation of The Mick Burke Award with Lord Hunt . from the Royal Geographical Society, London
Exploring a vast underground cave system in the mountains of Spain; searching for war canoes and their builders in the Solomon Islands. These, and the films shown last week were made by amateur film-makers. Tonight one of six expeditions, selected to compete by the BBC Natural History Unit and the Royal Geographical Society, will win the award which is a tribute to the cameraman Mick Burke, who lost his life whilst filming on the south-west face of Mount Everest.
Produced by NED KELLY
Executive producer PETER JONES BBC Bristol

The Embassy World Professional Snooker 'Championship The Final
DAVID VINE introduces highlights of the first session of the final that began this afternoon. Commentators TED LOWE
JACK KARNEHM , CLIVE EVERTON
Producers NICK HUNTER , RICHARD TILLING BILL TAYLOR , KEITH PHILLIPS

Weather

A series of eight programmes 3: World War 111
Robert Robinson talks to former US President Richard Nixon about his book The Real War in which he argues that the West has been engaged in a losing battle with the USSR since April 1945; with General Sir John Hackett , author of Third World War, and Philip Windsor, Reader in International Relations at the London School of Economics.
Director TONY TYLEY
Producer JOHN ARCHER

Further coverage

The Belgian Grand Prix from Zolder
Nelson Piquet, the winner for Brabham at Long Beach, now shares the World Championship lead with Renault's Rene Arnoux.
Alan Jones, who again failed to score in the Williams, needs points to reinforce his title challenge, while Ferrari's World Champion Jody Scheckter, winner here last year, and Gilles Villeneuve, both have ground to make up after a poor start to the season.
Television presentation by the BELGIAN TELEVISION SERVICE

The Embassy World
Professional Snooker Championship DAVID VINE reports

The WCT Semi-finals from Dallas, Texas
JOHN MCENROE defends his title on the tenth anniversary of this major championship, being played for the first time in the newly-completed Reunion Arena, which seats 17,500 people. Commentators
DAN MASKELL and JOHN BARRETT
Television presentation wCTtv Producer FRED VINER