6.45 Combined Heat and Power

7.10 Mainframes and Micros Unite

7.35 Maths: Rates of Change

8.0 Oceanography: Waves

8.25 The Nature of Chemistry

Brian Jameson and Sheelagh Gilbey say Hallo Again. Story: The Story of Grace
Darling by BARBARA RODDAM Musicians PETER PONTZEN and LYN EDWARDS
Producer BARBARA RODDAM Editor CYNTHIA FELGATE (R)

Sponsored by Mars
In the presence of HRH The Prince of Wales, acting as official starter, more entrants than ever take on the foot-slogging, muscle-aching, head-banging, exhilarating spectacular, now in its sixth year - and the one that is likely to run and run.
Over 22,000 competitors have been accepted this year, and more than E4 million will be raised for charity. Among the elite runners at the head of the race, top British athletes compete for places in the Commonwealth Games and European Championships later this year.
DAVID COLEMAN ,
RON PICKERING and BRENDAN FOSTER commentate on the event and BOB wilson, ARCHIE
MACPHERSON, DAVID DAVIES and STUART STOREY sample the atmosphere along the route.
0 FEATURE: page 13 and WODDIS ON: page 102

Margaret Collingwood joins Ray Boreham at his home in Enfield, Middlesex, for an informal act of worship.
Ray is a marathon runner and a soldier in The Salvation Army.
Director SIMON HAMMOND
Series producer DAVID CRAIG If you would like the viewing congregation to pray for you or share your joys. write to:
This is the Day, BBC Television, London W12 8QT
0 FEATURE: page 9

Sponsored by Mars
For the elite runners the race is over, but thousands more are still toiling away somewhere between the Isle of Dogs and Westminster Bridge. Many will be doubting their sanity.

with Philip Wrixon Dan Cherrington
Leslie Cottington and Claire Powell Producers
KEN POLLOCK. MARTIN SMALL
Executive producer JOHN KENYON BBC Pebble Mill

with David Dimbleby
Starting with News Summary The weekly look at what matters in politics.
'My aim,' says
David Dimbleby , 'is to get at the truth behind the contentious issues of the moment, through reasoned discussion with those at the heart of events.'
Producers PHILIP CAMPBELL COLIN MARTIN. ELLIE UPDALE Editor PAUL NORRIS

by Michael Robartes and Tony McHale.
'One thing I know, famine follows feast as sure as a dog follows it's dinner'.
Record or cassette, EastEnders Singalong (REH/ZCR 586) from retailers
(Ceefax Subtitles)

On the eve ofHM The Queen's
60th birthday, another chance to see the much-enjoyed film that took a sideways glance at the Queen's 1983 tour of Jamaica, the United States and Canada.
It could, of course, have been any tour, for there is always a lot going on that the Queen doesn't see or hear.
Forty minutes of sheer delight
(THE TIMES)
One of the funniest Royal Tourfilms
I've ever seen. (DAILY EXPRESS) Film editor ROY SHARMAN
Producer JENNY BARRACLOUGH (R)

Sponsored by Mars A chance to see the highlights of the day from first to last. The winners in the men's and ladies' race, the top-class club athletes, and the once-in-a-lifetime joggers who make up the ribbon of humanity which once a year winds through the capital's historic streets.
All the drama, all the chat, all the fun.

Introduced by Hugh Scully
This week the Roadshow comes from the ancient market town of Doncaster in the heart of the Yorkshire coalfield.
Among the objects that the experts discover are a fine tapestry, a valuable tureen and an authentic military chest.
Director MARTYN SUKER Producer ROBIN DRAKE BBC Bristol
* CEEFAX SUBTITLES

with Jan Leeming Weather News

from Spalding
Last of the present series
At this time of year Spalding springs to life with its famous tulip festival. The quiet market town is swamped by thousands of visitors - including Ian Gall.
He meets Gerry Van Geest , whose husband began the festival as an emigrant from his native Holland.
And Carol Burton tells him how she uses the festival to share her Christian belief in peace.
Members of all the local churches gather in the historic parish church of St Mary and St Nicholas to celebrate the beauty of creation.
We have a gospel to proclaim (Fulda); Praise we the Lord (Fragrance); This is the day; All as God wills (St Hugh); May the mind of Christ my Saviour (St Leonards); Make me a channel of your peace; How sweet the name of Jesus sounds (St Peter ); For the beauty of the earth (Dix) Organist ERIC WAYMAN
Conductor NICHOLAS PITTS Prayer and blessing THE REV C. LEWIS
Producers NOEL VINCENT and ELIZABETH GORT
Series producer STEPHEN WHITTLE BBC Manchester
*CEEFAX SUBTITLES

The last in a major five-part series chronicling the birth of Christianity and the decline of the Roman Empire. Starring
The bitter struggle between the Romans and the Jews forces Nero to send a new Procurator to Palestine.
Paul is arrested and sent to
Rome - the first of many
Christians to suffer under the emperor's reign of terror.
Peter arrives in the city and begins to spread the word.
Then, just as the tide starts to turn, a terrible disaster strikes ...
Screenplay by ANTHONY BURGESS andVINCENZO LABELLA
Produced by VINCENZO LABELLA Directed by STUART COOPER
* CEEFAX SUBTITLES

Presented by Esther Rantzen
Consumer advice, investigations, misprints, mishaps and real-life humour drawn from your letters with Mollie Sugden and reporters
Gavin Campbell Adrian Mills
Grant Baynham Doc Cox
Director BOB MARSLAND
Producer ESTHER RANTZEN Editor JOHN MORRELL
0 FEATURE: page 11 and INFO: page 101

with Jan Leeming Weather News

Introduced by Sheila Walsh and Alvin Stardust
In tonight's programme Alvin and Sheila are joined by: from Britain,
Sal Solo , Lavine Hudson and the London Community Gospel Choir and from America, Kathy Troccoli
From near their home in Chicago, the Resurrection Band re-enact part of their daily lives.
Sound TONY
PHILPOT Designer PAUL MUNTING
Series producer JIM MURRAY

The plants grown in our gardens are some of the richest and most varied in the world.
Violets and Pansies
The shy, modest violet has always laid claim to a corner of our gardens, whereas the flamboyant pansy was only invented in the 19th century. Geoffrey Smith contrasts these two very different flowers which are nevertheless members of the same family.
Producer BRIAN DAVIES
Director ERICA GRIFFITHS (R)

Sponsored by Mars
Highlights of today's run through the capital. Commentators
DAVID COLEMAN. RON PICKERING
, BRENDAN FOSTER Interviewers BOB WILSON
ARCHIE MACPHERSON
DAVID DAVIES , STUART STOREY Technical co-ordination
ALAN WOOLFORD. ROB LEWIN Television presentation
ALEC WEEKS. FRED VtNER. JIM RESIDE HUW JONES. ALASTAIR SCOTT Producers JOHN SHREWSBURY and MARTIN HOPKINS