Mod 19 year of manufacture?

[sturgeon]

I picked up a very little used Model 19-3 this weekend from my local gun shop. It came with the box, tools and the paper work. I did all the test on it, and it is excellent.
Can someone please help me with the date of manufacture?
#9k146xx.

thank you

 

[sturgeon]

forgot to put in the pic

 

[Majic]

1976