J.G. Cotta
Cotta Transformation playing cards
In 1804, J.G. Cotta, a publisher and bookseller in Tübingen, Germany, produced the first set of transformation cards that was published as an actual deck of playing cards.
In 1804, J.G. Cotta, a publisher and bookseller in Tübingen, Germany, produced the first set of transformation cards that was published as an actual deck of playing cards.