- Location
- London
I couldn't really see the image - but from what I can see I would have expected more info on the source of the proclamation. And after a certain date, I don't know when though, it was a legal requirement to put the printer's details on such things.That poster is a fake. The Lion and Unicorn have been used on the United Kingdom's coat of arms since 1603:
https://en.wikipedia.org/wiki/The_Lion_and_the_Unicorn