The annual summer clean-up of a Wantage stream often produced a surprise - and one year the haul included a bullet, possibly from an automatic weapon.
Arthur Crawford, who organised the event, and Louise Roberts, 11, who discovered the bullet, are pictured holding it as other volunteers work behind. The bullet was later handed to police.
Read again: Protests against LTNs in Oxford
Among other debris were marbles, a cigarette lighter, old socks and shoes and dubious pieces of bone.
The group - Andrew Brown, Louise Roberts, Tina Sheppard, Hilary and Timothy Ashcroft, Susan Waight and Paul Davies - spent three afternoons in August 1981 clearing the stream near Clark’s Mill.
Read more: Truck driver admits causing death of cyclist
They were sponsored to raise money for St John Ambulance.
Read more from this author
This story was written by Andy Ffrench, he joined the team more than 20 years ago and now covers community news across Oxfordshire.
Get in touch with him by emailing: Andy.ffrench@newsquest.co.uk
Follow him on Twitter @OxMailAndyF
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here