Source: http://www.megalextoria.com/wordpress/index.php/2017/03/20/the-jetsons-ways-with-words-intellivision-ecs/
The Jetsons' Ways With Words was designed to work with the Entertainment Computer System (ECS) Add-on for Mattel's Intellivison.
Read more: http://www.megalextoria.com/wordpress/index.php/2017/03/20/the-jetsons-ways-with-words-intellivision-ecs/
