Used but in very good condition
eBay
Pre-owned works fine selling as is in the pictures.
eBay
HP 20S scientific calculator in good condition with some numbers scratched into the back (see photos). Comes with original HP slip case and owner’s manual. Requires 3 357 button batteries (not included).
eBay
eBay
Calculator, works, cover and calculator in excellent condition.
eBay
Selling a Vintage Hewlett Packard HP-20S Scientific Calculator 1987 Tested Working
eBay
Condition: Good.
eBay
PREOWNED IN GOOD CONDITION TESTED AND FULLY WORKING NO BATTERIES INCLUDED
eBay