Zarathustra is incorrectly spelled Zarathrustra in the book Cassandra is reading from at the beginning of the episode.
When Jones disables the cameras he drops from the roof to behind Stone and Eve. When he lands both Stones and Eves flashlights jump around even though they are not moving them showing that they are standing on a mat and not a hard floor.
The Librarians are sent to Easton, MD, and are seen at a port with multiple shipping containers. Easton is actually a small town on the Bay, with lots of quaint touristy things to do. There's no port there.