Here is the full list of all 24 The Wisbey Mystery achievements.
Created a potion
Opened the casket
Hit the target
Cought a fish
Assembled the shotgun
Eliminated the fire
Painted a picture
Played the music
Lit the lamp
Turned on the theater
Got the code
Fixed the ladder
Fixed the mechanism
Fixed the radio
Helped the journalist
Got to the window
Got rid of the squirrel
Cabinet is opened
Entered the cellar
Opened the cache
Entered the house
Glass is cut
Glove Compartment Opened