Here is the full list of all 34 Truberbrook achievements. It takes around 6-8 hours to unlock all of the achievements on Windows.
Finish the Prologue
Finish Chapter One
Finish Chapter Two
Finish Chapter Three
Finish Chapter Four
Finish the Game, Part I
Finish the Game, Part II
Record 15 Dictaphone Entries
Record 20 Dictaphone Entries
Record 25 Dictaphone Entries
Record 30 Dictaphone Entries
Record all Dictaphone Entries
Make a wish
Make use of the telescope
Don't Call the Cops
Read all the newspapers
Record 10 dictaphone entries
Attend the concert
Save Klaus
Listen to the Baron's Story
Listen to Trude's Story
Tell Trude about Heinz
Listen to Lazarus' Story
Listen to Gretchen's Story
Listen to Lessing's Story
Listen to the Sailorman's Story
Listen to the Alpinist's Story
Listen to Barbarossa's Story
Send Crows to 6 Different Spots
Open the Vault at the 1st Attempt
Listen to Leni's Story
Listen to Madonna's Story
Discuss the Doppelkopf Rules 10 Times
Start 100 Fireworks