Sharp EL-531TH Scientific Calculator Controller Exposure meter lens mounted Selenium

Exposure meter lens mounted Selenium with viewfinder needle (aperture)

4560320420934

MAC DANZIG VS MARK BOCEK

000 Years (Live Excerpt (Cobo Hall '75))

Sharp EL-531TH Scientific Calculator Controller Exposure meter lens mounted SeleniumSharp EL 531TH Calculator. In working order. This Sharp Scientific Calculator is a great option for use during your high school examination. It utilises Direct Algebraic Logic for easy operation and displays equations as you would see them in a textbook. This scientific calculator is suitable for school and classroom applications. It shows 2 lines so you can see your calculations and up to 10 digits. It is powered by 1 AAA battery. The playback