Now if only H6 could be found
That would be amazing...
The second-oldest known British scientific instrument in existence is going to auction next month after spending decades in a farm shed in Queensland. The “equal hour horary quadrant” – a timepiece for calculating time of day from the sun – is dated 1396, carries the badge of Richard II, and seems to have ended up in Australia …
I own an 1851 Colt Revolver that my great-great-Grandfather acquired new. We shoot her twice a year, on gg-Gs birthday, and the day of his death, just to educate the kiddies. Old kit exists for a reason ... and that reason is better kept in the family, not in a museum. It's called "sharing family history", which is sadly lacking these days ...
As a side-note, I kinda suspect Stonehenge and Avebury Circle are older than the scientific instrument in question. I could be wrong. It's been known to happen.