Here are some additional resources for our discussion on Law and Gospel
1. In the Lutheran Confessions.  A somewhat academic article by Dr. Naomichi Masai
2. Media

• Pr. Wolfmueller's introduction Video 
• Pr. Weedon on Issues Etc.  Multi-part series on Walther's book
  (part 1.  Search "Weedon Law and Gospel" on https://issuesetc.org/archive/ to find other episodes)  Or try this link for other episodes.
• Article in Lutheran Witness by President Harrison 

​3. Walther's classic book, The Proper Distinction between Law and Gospel

• Audio - LibriVox (free)
• CPH edition of book (Most recent edition and translation) 
• 1929 edition translated by W.H.T. Dau book
• Condensed version of book (out of print) 
• Electronic edition of 1929 translation (free)