Dieter Marschall's book might have what you need.
1902
1952.
Proofhouse.com has sn tables.
You can find out at Proofhouse.com
First year 1909
You can find out by calling S&W, they will tell you.
Ruger has sn information on their web site.
1960
It was manufactured in 1962.
1977
made about 1917
The model 1898 with serial number 487448 was manufactured in 1900. This model refers to the Krag–Jørgensen rifle, which was used by the United States military. The specific serial number indicates it falls within the production range of that year.