Matthew says no one had been successfully tried for treason when four people prior to 1870 had been. Three were pardoned and one hanged.
During General Wooten's surgery, Dr Mike tells Colleen to prepare atrophine. There is no such drug, and she should have said ATROPINE.
The writers keep using AHO as a hello greeting. Aho is a Lakota Sioux word, not Cheyenne, that means 'it is good ' and is often used as an Amen following statements or prayers.
If dynamite really did blow up at the saloon, then all the glass windows would have been shattered at Dr Mike's clinic.
Colleen is supposedly in medical school and has assisted on dozens of surgeries but she stupidly asks her mother, 'Is he gonna live?' in the middle of an operation.