Originally Posted by Redrob

I don't want to rain on your parade; but, just because you bought them from an estate doesn't mean that you were given reproduction rights. The photographer retains the rights unless he/she signed them away.

Before you reproduce the images, be sure you have the rights. I have seen many lawsuits over unauthorized reproductions of images.

This is the link to a page that tells when works pass into public domain. You should check it out:

http://www.unc.edu/~unclng/public-d.htm