What you describe was never offered for sale by S&W
Impossible to answer without more details.
50-350 usd
50-260 or so
Smith and Wesson Model No. 2
Someone modified it.
100-2000 USD depending on specifics.
50-550 usd
50- 650 usd
If you mean a Model 52, 100-1000 USD or so
Steady use is not recommended
The frame size of a Smith and Wesson model 66 is K.
value of smith & Wesson model 5906 pistol