Depends on the country of origin.
Need a detailed description of ALL markings, features,etc. in order to answer.
When a person has jewelry it is important to know what the symbols and markings on it means. DE on a ring is the creators mark.
It could mean a number of things. There's no real way of telling without knowing all of the markings on the rifle, and where this marking is placed.
the lions name is union jack and it means alot of courage
Assuming you mean a British MILITARY rifle, such as the SMLE, between $100-$350, depending on condition and originality. Rifles that have been "sporterized" lose much of their value as a collector's item.
What is sightin-in a rifle mean?
probably proof markings
They can mean words like our letters are kind of like their symbols. It is just another language but sometimes there hieroglyphic symbols mean sentences.
If you mean the symbols like +, -, etc., those are called "operators".If you mean the symbols like +, -, etc., those are called "operators".If you mean the symbols like +, -, etc., those are called "operators".If you mean the symbols like +, -, etc., those are called "operators".
What do you mean with symbols?
Firearms International was an importer, now out of business I believe. It is unlikely that they would have actually marked the gun with their name before these markings were required in 1968. There are probably other markings that may identify the actual manufacturer. Double Action refers to a revolver mechanism and I have no idea what you mean by a doubleaction trigger on a rifle.