I just read an article on Pewstates.org that may be of interest to you. This article summarizes the happenings in many states regarding blocking gun records from being published in local newspapers. It points out that many states in the past have already done so, but some states are rushing to join them recently in response to leaks that have lead newspapers to the ability to publish lists of gun owners in their area.
Read the full article here:
Access to Gun Records Blocked by State Lawmakers