For sale: calculator "Electronika B3-23" / Microcalculator Electronika B3-23 / калькулятор "Электроника Б3-23" with original case. Made in Russia (RF / Russian Federation) / Made in USSR (Soviet Union / SU). Price is negotiable. Location: Tbilisi, Georgia (South Caucasus). Mob.: (+995 555) 27 26 99