Features.
Yes
Someone on the Dan Wesson Forum might be able to help.
Yes.
Right side of the frame.
50-350 USD or OS
The Dan Wesson Model 15 was manufactured from 1970 until 1992. This revolver is known for its interchangeable barrel system and is part of Dan Wesson's line of double-action revolvers. Its production spanned over two decades, during which it gained a reputation for quality and accuracy.
dan wesson model 163305
The Dan Wesson Model 15-2 with the serial number B005158 was manufactured in 1976. Dan Wesson revolvers typically have their production dates determined by their serial numbers, and the B series generally corresponds to that time frame. For precise information, consulting a Dan Wesson historian or reference guide may provide additional details.
http://en.wikipedia.org/wiki/Dan_Wesson_Firearms
Determining model by serial number requires the data from the maker. DW has not published any of that data.
Revolver made by D Wesson chambered for 357 Magnum
50-400 USD or so