They captured pupils at work in classrooms, in sports activities, music celebrations and much more. Are you pictured?
21. Preston high schools
Head of design and technology Bill Eccles, and year 10 pupil Darrell Marjoram, 15, from Broughton High School, near Preston, who have designed and installed an internet page for the school in 1998 Photo: Ian Robinson
22. Preston high schools
Balshaw's High School player Gareth Hargreaves scores against Leyland St Mary's Catholic High School, in the South Ribble and Preston High School Rugby League Tournament, played at Leyland Warriors ground, on Moss Side Way, Leyland back in 1997 Photo: David Hurst
23. Preston high schools
Great British athlete Helen Pattinson, from Preston, lifts some weights after opening the new fitness facilities at Lostock Hall High School, near Preston, helped by students Rachel Flynn and Rachael Vickers in 1999 Photo: Iain Lynn
24. Preston high schools
From left, Philip Strange, Mandy English and Dominic Abbott, of Broughton High School, Preston with the new school minibus back in 1999 Photo: Kevin McGuinness