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IF ITS OLDER IT MAY BE THE SERIAL # , IF ITS NOT IT MAY BE AN INVENTORY # The Serial # is 310571
You have an Ithaca Flues model, if it is a sxs double not stated in ques made in 1924. Can not provide more information without the stampings on the watertable and barrel flats
You have an Ithaca Flues model made in 1919 if it is a sxs double, not stated in your ques. Can not provide additional information without the stampings on the water table, barrel flats, and condition.
We cannot tell, since you did not complete the question, but the Ruger website, under Customer Service, Historical Data, has the date of manufacture for different serial number ranges.
Go to the Ruger website, click Customer Service, then historical data, handguns, your model- and there is a serial number range list for different years.
Go to the Ruger website- customer service, historical data, pistol, find your model, and the dates of manufacture are shown for different serial numbers.
We cannot tell without a model number, but you can find it on theRuger website, under customre service- they list date of production by serial number range for different models.
Impossible to answer without the serial number.
The list I have shows a Colt new service with that serial number as being made in 1915.
uscis
Browning.com has a serial number look up section under customer service. Browning.com has a serial number look up section under customer service.
There is no fixed or standard length. There are serial numbers of different lengths for different purposes.