Building a dry stone wall with limestone - tips?

ah, had overlooked the passage "Schalsteinmauer" ... ops:

Nothing, the stones were pieced together and backfilled at the same time.

I started with rough natural stones. If yours are also as flat, it should work as described by blockhauspower. In my opinion, you could also use mortar, because if used sparingly it won't come out at the front with the small gaps. So come on now, it could already be finished