Working HP-11C Scientific Calculator w/ Case

Great working HP-11C Scientific Calculator. Serial No. 2524A69285. Visible scratches on top metal faceplate as shown by pen tip and HP-11C emblem is

Calculator Coding. Master Mind, Programmed on the HP-15C…, by Peter Sels

Hewlett Packard 11C RPN Scientific Calculator. for Sale in San Francisco, CA - OfferUp

Buy HP 11C Scientific Calculator: Scientific - ✓ FREE DELIVERY possible on eligible purchases

HP 11C Scientific Calculator

Got Slide Rules? (note: we have a slide rule trader. No longer available.) - MakerTrade - Dallas Makerspace Talk

Used Item IN STOCK and in good condition. All items have been previously used, but have been fully tested and include a 90 day exchange

HP 11C Scientific Calculator

Hewlett Packard HP 15C Scientific Calculator with Batteries and Case - One Owner for Sale in Kirkland, WA - OfferUp

HP-11C resuscitation : r/hpcalc

EXCELLENT Working HP-11C Hewlett Packard Scientific Calculator USA w/ Soft Case

11C Scientific Calculator on the App Store