File:Unisonic 21 Blackjack Computer Console With Calculator, Model 21-D3 (aka Model D-3), "Play and Enjoy Unsonic 21 With Jimmy the Greek", Made in Taiwan, Copyright 1977 (Electronic Game).jpg
DescriptionUnisonic 21 Blackjack Computer Console With Calculator, Model 21-D3 (aka Model D-3), "Play and Enjoy Unsonic 21 With Jimmy the Greek", Made in Taiwan, Copyright 1977 (Electronic Game).jpg
Vintage Unisonic 21 Blackjack Computer Console With Calculator, Model 21-D3 (aka Model D-3), "Play and Enjoy Unsonic 21 With Jimmy the Greek", Made in Taiwan, Copyright 1977
A good source of information on vintage handheld electronic games is the Electronic Handheld Game Museum (Handheldmuseum.com).
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