Well seeing from that picture I'm not really sure why she doesn't have yellowish legs,because most NHRs have them. Here are 2 links, the first one is of NHRs, the second are Production reds. I'm thinking that she's a mix now.
http://www.feathersite.com/Poultry//CGK/NH/BRKNH.html
https://www.google.com/search?q=pro...oduction-vs-rhode-island-reds-4363%2F;480;383
http://www.feathersite.com/Poultry//CGK/NH/BRKNH.html
https://www.google.com/search?q=pro...oduction-vs-rhode-island-reds-4363%2F;480;383