Here is the full list of all 25 Fenimore Fillmore: The Westerner achievements.
Welcome to the Far West.
Saddle and ride your horse.
Meet the oppressed farmers.
Meet the beautiful teacher.
Have a bank account.
Deliver an important message.
Someone is thirsty.
Win a spicy sarsaparilla duel.
Buy contraband items.
Get dynamite.
Use a tracker to find someone.
Meet Livy.
Fish a trout.
She needs a doctor.
Release the prisoner.
Free them from an ambush.
Win the Winchester.
Assault the bank.
Blow up the bridge.
Defeat the evil cattleman and his minions.
Making more than 50 targets in the last round.
Send six telegrams.
Finish the game by giving less than 20 carrots to the horse.
Find 100 Dollars for free.
Enter into storeroom.