Skill Book Locations: Illusion

2920, Sun’s Dawn, v2 – Markarth – in the Inner Sanctum of the Temple of Dibella, on a shelf with a bunch of other books

2920, Sun’s Dawn, v2 – Darklight Tower – On a table near a Hagraven’s tent, just before the entrance to Darklight Chambers

Before the Ages of Man – Shroud Heath Barrow – In Shroud Heath barrow, on the altar in the catacombs chamber with the four levers

Before the Ages of Man – Whiterun – In Dragonsreach, in the Jarl’s Quarters, on the large desk in the study

Incident at Necrom – Pinemoon Cave – On a small table near a large chest at the cave’s far end

Incident at Necrom – Bloodlet Throne – On a small table near the locked area near the Alchemy Lab

Mystery of Talara, Part 4 – Markarth – In Nepos’s House, on a stone shelf in his bedroom

Mystery of Talara, Part 4 – Broken Fang Cave – On a small shelf near the Arcane Enchanter

The Black Arts on Trial – Windhelm – In the White Phial, on the shelf under the counter

The Black Arts on Trial – Falkreath – In Falkreath Jail, tucked between some crates and a wall in the jail area