Please note: this timeline is under construction, and is therefore incomplete (in particular, it is a far-from-complete listing of Tillich’s publications, which may end up being extracted into a new timeline). The data has not yet been reviewed for accuracy.
A significant source for this timeline is Paul Tillich: His Life & Thought by Wilhelm and Marion Pauck. While this book is no longer in print, there are usually copies available through a number of sources, including Amazon:
Please note: most book links are monetized (feel free to click through to purchase them – you will help support the site).