Here is the full list of all 57 A Study in Steampunk: Choice by Gaslight achievements.
Follow only your conscience.
Sometimes one man must be sacrificed for the good of many.
It takes courage to turn aside from a disastrous path.
You know the price you have to pay.
To make an omelet, you must break an egg.
Allow Garrett Finch to escape.
The stories we tell shape the world.
The ties that bind.
Captured and helpless, how much can you learn?
Teach the healer spycraft.
Foil the Rising by contaminating the food supply.
One of these people is not what they seem…
Kill Garrett Finch through light-eating.
Enough is enough.
Danger calls you back to the warfront.
They'll never suspect.
Someone has to clean up the East End.
End the cholera epidemic with minimal casualties.
Can you get everyone safely off the plummeting dirigible?
A private investigator does not always work within the law.
Foil the Rising by disrupting communications.
The Sun Temples police their own.
One man can bridge two worlds.
Embrace your heritage.
Give in to your darkest desires. Become your worst fear.
Face to face with a dangerous criminal, what will you do?
Whatever remains must be the truth.
The press is a most valuable institution, if you only know how to use it.
Star-crossed lovers.
Foil the Rising with a single shot.
Craft a scandal to threaten the Empire.
Capture Garrett Finch.
Join the rebellion.
Some battles are fought with words and innuendo instead of blades.
Remain true to your principles in the face of death.
Every disaster needs a hero.
Save the life of an injured comrade.
Brainwashed into Arthur Woodward's light-eater army.
How far will you go to save someone else?
The government and the Resistance will balance each other's excesses.
A steady hand on the rudder turns the ship.
The Vlaskesari are marching on Mercia.
Foil the Rising through storytelling.
Danger makes strange bedfellows.
Resist the Vlaski occupation of Mercia.
Mercia falls to Vlask.
Penetrate to the center of the Professor's lair.
A light-eater threatens the East End.
Scandal threatens the Empire.
Return to the fold.
The Crown Prince is in danger.
Happily ever after means different things to different people.
Never underestimate a former soldier.
How far will you go to save yourself?
Can you repair the plummeting dirigible?