6.40 Modern Art from 1848

7.5 Computers: File Processing

7.30 Fatigue

Story: The Frog that Jumped by GEORGE TARRY Presenters
Carol Leader, Michael Mann

The Stella Artois Championships from Queen's Club, London
Quarter-finals day in this
125,000-dollar tournament featuring most of the world's top players. Introduced by TONY GUBBA
Commentator DAN MASKELL
JOHN BARRETT , PETER WEST
Producer JOHNNIE WATHERSTON

4.50 Chemical Equilibrium

5.15 Mining

5.40 Database Management System

6.5 Biological Bases of Behaviour

6.30 The Surrogate Market

Last of five films in which Welsh-men recall the Spanish Civil War. In the Jails of the General
One volunteer was under sentence of death, another was Franco's prisoner in a monastery built by El Cid. How did they survive? When they got home many had to go back on the dole. Some wanted to blot the memory of Spain from their lives. All knew they had lived through the shape of future times. Narrated by RENÉ CUTFORTH
Film editor BILL MAINMAN
Written and produced by JOHN ORMOND

including sub-titles for the hard-of-hearing, followed by Weather

Clay Jones visits the Castle Kennedy Gardens, Stranraer
The combination of climate and soil has enabled the Earls of Stair to build up a very fine and extensive collection of rhododendrons, azaleas and trees. It is a garden of wonderful vistas.
Producer JOHN KENYON. BBC Birmingham

A Ripe Old Age
It's hard not to smile, but affectionately, when his name is mentioned, because Arthur Askey has been making Britain laugh for more than half a century.
Long before he became nationally famous in the first regular BBC radio series. Band Waggon, with Richard Murdoch , he was building a reputation in touring and summer seaside companies, and, of course, panto.
Show business has been his life and his consuming interest, and making people laugh gives him his greatest pleasure. Not age or illness or accident can keep him long off the boards. But with a modesty rare in showbiz, the man who was among the first to master the new techniques of radio and television tells Robbie that he can't understand why he is still in demand when today's comedians are so much more talented than the old hands.
Producer TOM SAVAGE

Winner of the 1980 Royal Television Society Regional Programme Award, this film features former Sergeant Pilot Jack Currie. It evokes the excitement and tension he once knew as the captain of a Lancaster bomber in the Second World War when one of the greatest air battles in history was fought from England's quietest county - Lincolnshire.

The huge four-day Marlboro International Festival of Country Music held in the Wembley Arena during the Easter holiday attracted many top entertainers including tonight's featured selection: Commander Cody, Roy Acuff
Raymond Froggatt , The Kendalls and Charlie Rich
Commentator DAVID ALLAN
Festival organiser MERVYN CONN Sound GRAHAM HAINES Lighting CLIVE POTTER Director RICK GARDNER
Producer DOUGLAS HESPE

by JAMES ANDREW HALL
with

Lewis Duncan's reputation is as a best-selling writer of tough he-man thrillers. But Lewis is actually a life-long homosexual and when he rashly contributes an article to a gay magazine, it looks as though he may be forced to declare himself.
(First shown on BBC1)
Woddis On...: page 74

Peter Snow, Charles Wheeler, John Tusa and Peter Hobday present an informed account of what's happening in the world: special reports from the BBC's Correspondents at home and abroad, investigations by Newsnight's own team of reporters into what's going on behind the headlines, the latest news and weather forecast from Fran Morrison, plus the evening's sports results from David Davies.

The Stella Artois Championships
from Queen's Club,
London
Highlights of today's quarter-finals played on the beautiful grass courts of Queen's Club in West London.
Introduced by TONY GUBBA
Commentator DAN MASKELL
JOHN BARRETT , PETER WEST
Producer JOHNNIE WATHERSTON

The classic sci-fi series
Starring Martin Landau and Shirley Knight with John Considine, Maxine Stuart, Karl Held, Jack Raine
An astronaut accidently crosses a time warp, returning to the Earth of tomorrow. He finds a barren desert inhabited by a few terribly mutated humans - the result of Man's greed and selfishness. He resolves to change Man's destiny.