This is a question you should direct to your post office, because the laws are different in each country. They would most likely have a better answer.
Post or send me the particular information on your rifle, pistol or shotgun.
You're probably thinking Royal Arsenal, known to some as the Royal Gun Factory, which was closed down in 1994. It was an arms manufacturer in London.
i have this gun in my home so if you send me a e-mail on helgeh78@hotmail.com i can post you some pic of it back to you:-)
No way to post pictures here. damascus is made by bending and hammering iron over a mandrel. looks wavy.
$150.
Royal Gun Works was a trade name on shotguns made by Anciens Etablissments Pieper in Belgium from 1905 to 1957.
Legally, you can't.
Check the web for air gun repair and send it to a shop for repairs.
send couple of pictures
By the shape and markings that are on the gun. If you post ALL of the markings here, we may be able to help you ID your gun.
In the Liege area IIRC
Lender's royal service # 117709