Reply To: An old brass refractor.

[Dr Paul Leyland]

Dr Paul Leyland wrote:

Now to track down the Patent number …

I have not yet found the patent in the WIPO database but this link turned up

https://www.grelly.uk/itm/genuine-27-inch-antique-w-ottway-1917-gunsighting-ships-navy-marine-telescope-142854086185

Looks like my telescope may well be from the Royal Navy. If so, it would be nice to find out which ship to which it was fitted.