Can't even begin to venture without knowing who the manufacturer is.
You don't provide a serial number.
No way to answer without a serial number and complete description
What year was the Butler derringer made. Serial 22500
No way to answer without a make and model. Serial numbers aren't unique to one firearm.
The Hi-Standard Derringer D-100 with serial number 1270787 was made in 1975. Hi-Standard produced the D-100 model from the early 1970s until the mid-1980s, and the serial number can help pinpoint its production year within that range. For exact dating, consulting a Hi-Standard reference guide or database would provide confirmation.
Need a DETAILED description of ALL markings and condition.
With the serial number that you have supplied,your serial number dates to the year 1948.
No serial number = no answer.
The year of manufacture for serial number 1821238 is 1952.
What year is a Parker Shotgun Serial number 126212
Your serial number reads 01537pw153.the 2 letters in your serial number(pw) stand for the year 1984.That is the year of your shotguns production.
1955.