The IoFs chief executive, Peter Lewis, has insisted that 'chugging' still has a future.
He said that last year 865,000 donors signed up to long term donations after being approached on the street, raising £130 million a year for charities.
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The record-breaking figure includes 440,000 supplies given to children in the past year.
The soldiers who trained there left their names and messages on the walls of the tunnels.
Researchers were shocked to find the so-called Sussex Declaration hidden away in a record office.