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It's an impressive 35 years since the National Children's Orchestras of Great Britain were founded by violinist Vivienne Price. Her dream has seen the creation of five age-banded orchestras - all of whom are coming together on 31 August for a special anniversary concert. Take a look at a few of our favourite archive photos through the years.
A momentous day for young musicians: the NCO's first concert performance on 25 March 1978.
The inspirational founder of the National Children's Orchestra, Vivienne Price. There were so many applications after just one year that the Training Orchestra was formed for those who hadn't got a place in the Main Orchestra.
The National Children's Orchestras boast many famous alumni, including conductor Daniel Harding. Here he is back when he was a young trumpeter in the ranks.
Diana visited the National Children's Orchestras at St David's Hall in Cardiff back in 1986.
Princess Margaret visited the orchestra in York Minster in 1992.
Vivienne received an MBE for her work with the orchestra in 1997, and continues to be heavily involved in the orchestras' musical life. Photo: Eric Palmer
Rehearsing for a concert back in 2006 - now some of the members pictured will be in their 20s!
In 2006, the young performers were invited to play in China at the Beijing International Music Festival.
The National Children's Orchestras mark their 30th birthday in 2008 with a spectacular gala concert at Symphony Hall, Birmingham, bringing together 500 members past and present.
Making music together made all the more fun by the orchestras' international tours. Here, the Main Orchestra are pictured in Italy during their 2008 tour.
NCO alumna Nicola Benedetti rejoined members of the Main Orchestra for a special concert in 2011.
Celebrating the sporting successes of London 2012, members of the National Children's Orchestras swap their instruments for sporting apparatus at a residential course.
Performing at Westminster Hall at the Palace of Westminster during the Diamond Jubilee Lunch on June 5 2012 in London.
A glimpse of what the Main Orchestra looks like today, 35 years since its humble beginnings.