Thanks for this!
I was going to be 'next door'* anyway.
Picked up a NOS spare helmet, had a good chat with the vendor, and know the dates of next years events.
(* volunteering at COAM, Chiltern Open Air Museum, digging out the silted up pond in the lee of the Northolt Barn).
Name: The Big One
Date: 10th Nov, 2018
Time: 9am - 1pm
Location: Epilepsy Centre, Chesham Lane, Chalfont St Peter, Bucks SL9 0RJ
FB page: https://www.facebook.com/thebigonecyclejumbles/?hc_ref=ARQXPCaCjsREnMuT-FeFJpiqI4VAsg7iQm9bEd-Vg_F2RqvVvpBRM-fsate1wCmlO9E&fref=nf
A record number of sellers - 83 tables sold!!