6.40 Data Transmission Networks

7.5 Crashing with Safety

7.30 Maths - Differential Equations

Story: Mr Tall and Mr Small by BARBARA BRENNER illustrated by TOMI UNGERER Presenters
Carol Leader, Don Spencer

The Embassy World Professional Snooker Championship
DENNIS TAYLOR and CLIFF THORBURN - both losing finalists in this event - finish their second-round matches.
DAVID VINE reports with live action from these games, together with the latest news of FRED DAVIS , who continued his match earlier today, from Sheffield.
Commentators TED LOWE
JACK KARNEHM , CLIVE EVERTON
Producers NICK HUNTER , RICHARD TILLING BILL TAYLOR , KEITH PHILLIPS

4.50 The Structured Interview

5.15 Gibbon and the Ruins of Rome

5.40 Language Development

6.5 M101/31 Mathematical Experience

6.30 Tensile Testing

Frame of the Day
DAVID VINE introduces an outstanding frame, together with the latest news and comments from the World Championship in Sheffield.
Snooker scores and reports on Ceefax

including a news summary with sub-titles for the hard-of-hearing, followed by Weather

The last of three recitals of renaissance and baroque music given by Cantilena director ADRIAN SHEPHERD
Their special guest is the young Danish virtuoso recorder player Michala Petri
Handel Concerto Grosso Op 6, No 5 Vivaldi Concerto in c major, for sopranino recorder and strings Gossec Tambourin
Sound RON ALLAN
Lighting JOHN MORRANS Designer ALAN WRIGHT
Producer JAMES HUNTER. BBC Scotland

with Tony Soper
A series of seven guides to birds
3: Kestrel
- also known as the wind hover, from the way it hangs almost motionless in the air as it scans the ground for food. The kestrel is our commonest bird of prey and the only one to have really taken advantage of man. It's a familiar sight on motorways, and its nesting sites include factories, churches - and the BBC!
Photography OWEN NEWMAN Film editor NORMAN BURGESS
Producer DILYS BREESE. BBC Bristol
Tuesday Call on birds tomorrow 9.5 am, Radio 4

The story of a warm-hearted family of pioneer stock - surviving the Depression years of the 30s and facing the war years of the 40s. starring
Kami Cotler as Elizabeth The Captive
Learning to drive can be fraught with danger when family do the teaching, especially when an emergency occurs which exposes a secret drinking problem.
Based on EARL HAMNER jr's auto-biographical novel Spencer's Mountain Written by RAY CUNNEFF Directed by RALPH WAITE

by Jim Hawkins
When the labour-saving gadgets can do everything, say everything and even feel everything, where does that leave the people? Roger and Allison discover one or two answers.

The Embassy World Professional Snooker Championship
FRED DAVIS , who first won the world title 32 years ago, completed his second-round match tonight.
DAVID VINE reports with highlights from this match, and latest news of CLIFF THORBURN and DENNIS TAYLOR.

Peter Snow, Peter Hobday, John Tusa and Charles Wheeler report and analyse the events of the day, with Newsnight's team of reporters and BBC correspondents. Weather and sports news from Fran Morrison and David Davies
Producer JOHN HOLME Director ALEX SAWARD Assignment editors
GEORGE WALKER , JOHN MAHONET Deputy editor RONALD NEIL Editor GEORGE CAREY

The Embassy World Professional Snooker Championship
Further coverage from Sheffield.

A series of 20 programmes
Learn a little Russian and look at daily life in the Soviet Union.
16: A visit to Leningrad, ' the Venice of the North', and Peter the Great's' window on to Europe'. How to find your way around the city, whether on foot or by hydrofoil, and what visitors to this beautiful city like about it. Some Russians give their opinion about the treasures of the Hermitage.
In Goodbye, Summer: Episode 11 Yura continues to show Olga the sights of Leningrad, while back in Moscow Viktor treats Natasha to a meal in a posh restaurant.... Presented by TANYA FEIFER , GEORGE FEIFER
EDWARD OCHAGAVIA , VOLODYA UKHIN with GALYA VENEVITINOVA
SLAVA BOGACHOV , GALYA MIKHELADZE SERYOZHA MARTINOV, ZOYA ISAEVA
Drama script ALISTAIR BEATON Film editor RICHARD SIDWELL
Production assistant MARY SPRENT Producer TERRY DOYLE