You can find files used for the current version of Age IAT on the PI Netherlands site.
For the IAT task,
Good (Goed) words are: "Gelukkig", "Mooi", "Liefde", "Genot", "Vrede", "Vreugde", "Glorieus", "Lachen";
Bad (Slecht) words are: "Gekwetst", "Pijn", "Slecht", "Naar", "Erg", "Horror", "Mislukking", "Pijnlijk";
Old (Oud) stimuli are: of1.jpg of2.jpg of3.jpg om1.jpg om2.jpg om3.jpg
Young (Jong) stimuli are: yf1.jpg yf4.jpg yf5.jpg ym2.jpg ym3.jpg ym5.jpg
The experiment procedure has been changed over years. You may contact Project Implicit at admin@projectimplicit.net for the previous versions.