Dear Sundial Friends, I have just seen the pictures by the BBC of two 'Portable Sundials' from their 'History of the World' series. I think that these are just two oddly shaped flints; not sundials. What do you think? Happy dialling, Mike Cowham
www.bbc.co.uk/ahistoryoftheworld/objects/DmrAs4M1SyWi4ET4e1-Zcw
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