Originally Posted by
Xanthorrhoeas
Thanks for that. It is an interesting shop but unfortunately no old box locks there. I'll keep searching. Unfortunately all the cast iron box locks available on eBay and local suppliers seem to be different sizes and proportions to this one. If there is only one lock, and it is missing, I have in the past let in a piece of cedar and fitted a smaller replacement, but that doesn't look so good when you need to match another lock. I may eventually do that, but then again I might just leave the space vacant - after all, it is only visible on the rare occasions the lid is lifted.
David