Vintage Rockwell 30R Slide Rule Memory Calculator NIB 1970s LED Display Retro

Vintage Rockwell Model 30R Slide Rule Memory Electronic Calculator, new old stock from the mid-1970s. Box opened only for photos calculator appears unused, with original packaging intact. Details: Model: 30R 8-digit red LED display 5-key addressable memory Algebraic logic, automatic constant, floating decimal Square root, reciprocals, sign change, repeat function Operates on batteries or AC adapter Made by Rockwell International, Anaheim, CA Assembled in Mexico (U.S. and foreign parts) Condition: New old stock (NIB). Box shows minor shelf wear from age, calculator untouched. Sold as untested due to age. Shipping: Ships securely in a box with padding for protection fast, damage-free delivery guaranteed.