The person selling this photo -
Dark Shadows Nancy Barrett as Carolyn Close Up 8 x 10 Inch Photo- obviously claims it's a photo of NB as Carolyn. Uh, no. It's a publicity still from NoDS. In fact, it appears in the NoDS Pressbook.
But misinformation aside, it is a nice photo.
On the other hand, be sure to scroll down
on this page to check out four or five photos taken by fans.