All the pictures in this post are from the same plate.  The first two are of the top and bottom of that plate.  Fossils shown on the plate ...

Devonian wood piece probably from a Callixylon log. A little different that what I normally find. It appears to have diamond shaped patter...

A magnified (400x) view of a sliver of Upper Devonian Period fossilized wood.  It is probably Callixylon found in the New Albany Shale of ...