To chill, or not to chill...
Why The U.S. Chills Its Eggs And Most Of The World Doesn't http://www.npr.org/blogs/thesalt/2014/09/11/336330502/why-the-u-s-chills-its-eggs-and-most-of-the-world-doesnt
Forum Discussion
I remember coating the shells with Vaseline when we used to tent camp. This extends the shelf life without refrigeration
