6.20 The Spanish Chapel, Florence: examining this chapel's interior frescoes Rpt Subtitled 4880435 6.45 Physics Electrons and Photons
7.10 Social Scientists at Work: understanding football hooliganism, the economy and attitudes in Northern Ireland Rpt Stereo

Earth in the Balance. David Goldblatt examines the conflicts and contradictions that arise from environmental issues, looking at areas as diverse as the Lake District, California's Yosemite National Park and a drought-stricken region in Africa. Executive producer Andrew Law Stereo . INFORMATION: call [number removed] for a free brochure, and see Ceefax page
WEB SITE: www.open.ac.uk/saturday/

Tim Grundy 's guest today on the strand of programmes targeted particularly towards men is TV critic and writer AA Gill.

10.35 Top Gear
Tiff Needell tests the tough guy's off-roader, the armour-plated Hummer, while Jeremy Clarkson drives the new Toyota Corolla.
Shown last Thursday

11.10 When Rover Met BMW: Identity Crisis
The Germans request that an advertising campaign be more British in style. Postponed from 6 September
Repeat Stereo Subtitled

11.45-12.15pm The Phil Silvers Show: Bilko's Prize Poodle
Bilko enters a poodle in a dog show where there is a big prize at stake.
Black and white Repeat

Menzone producer MikeFinlason

Movies under review include Harrison
Ford's new thriller Air Force One, and Julia Roberts and Rupert Everetttalk abouttheirfilm, My Best Friend's Wedding. ShownlastMonday Stereo Subtitled ....

Romantic comedy starring
James Garner
Natalie Wood
Kutniess corporate tycoon cash Mcuall has eyes for Lory, daughter of the owner of Austen Plastics, so he decides to buy the companytogettoknowherbetter. But Cash finds out the hard way that this is takeover bid with a difference.
Director Joseph Pevney (1960) ......... + See Films: pages 46-54 **

The Gadget Lovers. When 13 Russian intelligence agents are assassinated using ingenious devices, the Saint assumes the identity of a Russian secret-police chief to solve the mystery.
First shown on ITV ............................

Continued coverage of the cross-country section of the Burghley European Open championships taking place in Stamford, Lincolnshire. Mary King and William Fox-Pitt are among the favourite riders. Plus further tennis action from the semi-finals of the Bournemouth International Open tournament.

Another chance to see an eight-part series about people's memories of the British countryside, written and narrated by Richard Mabey.
The Village - Garden of England This first programme explores the last 50 years of village life in Kent and looks at how the county is coping with change.
Producers Mike Birkhead and David W Rolfe Repeat Stereo

Presented by Moira Stuart. Subtitled
Weather David Lee .........

The operatic diva Maria Callas died 20 years ago. In this programme, first broadcast in 1968, she talks to Lord
Harewood about her passion for music. There are also rare recordings of Callas in concert as she sings the Vissid'Arte aria from Puccini's Tosca and Quila Voce from Bellini's / Puritani.
Director Barrie Gavin ; Executive producer
John Culshaw Repeat Stereo .. Maria Callas in Concert is at 12.40am

James Naughtie hosts the annual classical-music celebration live from
London Royal Albert Hall. In this first instalment there are traditional favourites by Wagner, Handel, Brahms -the centenary of whose death is this year- and Messiaen. Scottish composer Judith Weir 's choral work
Sanctus is also premiered.
Coverage continues on BBC1 at 9pm. See today's choices. Director Bob Coles ; Series editor
PeterManiura Stereo ............. SIMULTANEOUS BROADCAST: with Radio 3
* See Brian Kay : page 38
As the Prom Is live, subsequent programmes may run late

The Roots of Alex Haley
Alex Haley 's Roots was one of the biggest-selling books of the century and became a hugely successful television series. But soon afterthe book hit the shelves there were accusations of fraud and, after Haley died, articles supporting this stance appeared in the New York newspaper Village Voice. This programme examines the truth behind Roots and asks whether, given the work's cultural significance, these charges really mattered.
See today's choices.
Director James Kent
Series editor Roland Keating

1995: Nicky goes back to his roots and to Mary. Geordie has become an alcoholic, and Tosker realises his dream of a floating nightclub.

This programme captures legendary opera singer Maria Callas in concert at Hamburg's Musikhalle in 1959. She performs arias including Una Voce Poco Fa from Rossini's Il Barbiere di Siviglia.
(Black and white)

Followed by Weatherview

4.50 Television to Call Our Own
31612559 5.20 Managing in the Marketplace
5.45-6. 10am This Little Flower
Went to Market
Open University continues at
6.10am; for details see page 67.