MacKay Illusion, created in 1957 by Donald M MacKay.
Starburst. Move in a circular fashion and you will see a figure of 8 motion.
The Keyhole Collection uses images found tucked away in an archive. Scan the QR code to find the story behind each card.
Letterpress card printed in small batches on an antique press using ecologically sound paper, milled in the UK. A6 card (10.5 x 14.8cm) with brown kraft envelope.