Here is the full list of all 16 Mini Mecum achievements.
Jump off the airship
You're kind of a jerk.
Get the space bar.
Talk to the crab
Color over a famous painting.
Create and publish "Mini Mecum" on steam
Your persistence didn't go unrewarded.
Beat the Game
That is the question.
Throw your paintbrush into the void
Hi!
Beat the game in under 2 minutes
Try and unlock an NPC.
Beat the game without ever talking to an npc.
Bring a key into "The Scream".
Talk to yourself.