Although Mr. Carnby has to wear a rubber glove to cut some electrical wires, the cutscene doesn't show him wearing any.
The .30-30 round that the Player needs to force open a door looks like a pistol round, with a bullet the same diameter as the cartridge. With most rifle rounds including the .30-30 round, the cartridge expands behind the bullet to a larger size.
The key to the gaol is misspelled 'the key to the goal'.
Although the lights go out in Mr. Carnby's office, the radio somehow is still playing.
For some reason, gasoline is used to run what appears to be an electric motor powering the projector.
The silver dollar is gold coloured.
Despite going in to what may be a dangerous situation, Mr. Carnby only takes a revolver and no extra ammunition for it.