Rod Stradling has written a history of ECMW, you can read it here (click on the image).
Addendum:
2018 was indeed a repeat of 2017 in Abbotts Bromley
2019 Croston, Lancashire – organised by Brian Read and Committee
2020-2021 – Cancelled due to Covid-19 pandemic
2022 Croston, Lancashire – organised by Brian Read and Committee
2023 Masham, Yorkshire – Organised by Peter Meese and Janice Hopkinson
2024 Masham again
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