No published sn data. 100-600 USD or so
100-500 or so
Can't help on age. Value could be 50-1000 USD
100-1000 USD
The Black Hawk is made by Ruger, not Dan Wesson. Different gun, different value. SO- which do you have?
S&W never made an automag.
50-100 or so
Write a longer question. You want the value? You want to know when it was made?
50-500 USD or so
Impossible to answer without a detailed description.
Never made by S&W
No such weapon made by S&W
Made 1960-1974. Value is based on condition, but roughly $275-$350.