Norm,
not a bad picture for the first time try. But as John said, we need the other side and some additional pictures to properly ID the gun.
Try looking at
http://www.gunbroker.com/auction/Vie...?Item=21606228
for a nice write up on a 1906 2nd issue navy. It is a good read. I have bid in on it but the guys reserve bid is too high.
Big Norm