![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 - Wikimedia Commons 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 - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/thumb/4/47/Unisonic_21_Blackjack_Computer_Console_With_Calculator%2C_Model_21-D3_%28aka_Model_D-3%29%2C_%22Play_and_Enjoy_Unsonic_21_With_Jimmy_the_Greek%22%2C_Made_in_Taiwan%2C_Copyright_1977_%28Electronic_Game%29.jpg/2412px-thumbnail.jpg)
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 - Wikimedia Commons
![GitHub - Ogamoh19/Console-Calculator: A command line calculator which supports mathematical expression with scientific functions is very useful for most developers. GitHub - Ogamoh19/Console-Calculator: A command line calculator which supports mathematical expression with scientific functions is very useful for most developers.](https://user-images.githubusercontent.com/96871476/148642998-aee3edda-51dc-49ad-8f07-5e9bbb6c8574.jpg)
GitHub - Ogamoh19/Console-Calculator: A command line calculator which supports mathematical expression with scientific functions is very useful for most developers.
![GitHub - DanielTsiang/ConsoleCalculator-JavaScript: A calculator that runs in the console using JavaScript with Node.js. The calculator has arithmetic and vowel counting modes. GitHub - DanielTsiang/ConsoleCalculator-JavaScript: A calculator that runs in the console using JavaScript with Node.js. The calculator has arithmetic and vowel counting modes.](https://user-images.githubusercontent.com/74436899/109996036-bed77880-7d06-11eb-87d8-74bda90ebdcd.png)