Visible crew/equipment: Matthew is talking to Hank in the saloon about Hank's horse that Brian wants. After Hank agrees to let Brian work for him to pay for the horse, Matthew walks out of the saloon. The camera pans to the left slightly and a microphone can be seen moving behind Hanks head. (00:32:30)
Best Friends - S2-E9
Continuity mistake: Near the beginning when Colleen and Becky are talking to the boy, there is a boy walking in the background. When he loses his hat, he is behind the boy talking to the girls. In the next shot he is already behind the two girls, which is quite a great distance to cover in a split-second. (00:06:30)
Saving Souls - S2-E5
Audio problem: At the end of the episode during the Old Time Religion song, we see a few people mouthing the words to the song but their lips are not really in synch, same with their clapping.
Continuity mistake: When the orphan is trying to steal the cigar's from Mr. Bray and has to smoke two of them at the time, in one shot, both of them are only half lit, in the next shot they are burnt down about half an inch. (00:35:50)
Factual error: Grace sings "Precious Lord Take My Hand." The song wasn't written until the 1930s.
Factual error: Near the end, when Horace is delivering Lincoln's Declaration speech, Mike and Sully are talking, you can see their breath. Indicating this was shot during the winter, when it's supposed to be July 4th Independence Day.
Revealing mistake: Obvious lip liner on Michaela in the end scene.
Answer: A Cooper was someone who made various things out of wood including wooden caskets and even barrels.