Illusions in advertising

Psychedelics
- Let's start with the harmless:

Monitors!



ketchup







Optic center -- these lines are straight. Don't you?






A masterpiece of our collection

Advertising for the Canadian store of co-op products Grass Roots from MacLaren McCann.
The message is approximately as follows: if you have this picture is going crazy or similar sensations are familiar to you, you are our client.