vintage hewlett packard hp 27s scientific calculator needs a little help

vintage hewlett packard hp 27s scientific calculator needs a little help

Recommended

Hewlett Packard HP 620LX Palmtop Handheld Computer Vintage Untested

Hewlett Packard HP 620LX Palmtop Handheld Computer Vintage Untested

$35.00

View Details

Vintage 1972 Hewlett Packard HP-35 LED Calculator w/ Power Adapter (WORKS!)

Vintage 1972 Hewlett Packard HP-35 LED Calculator w/ Power Adapter (WORKS!)

$199.95

View Details

Vintage Hewlett Packard HP CD-Writer Plus 9110i in Box Read! Missing Some Items

Vintage Hewlett Packard HP CD-Writer Plus 9110i in Box Read! Missing Some Items

$15.00

View Details

HP 11C Scientific Calculator w/ Case * READ * Vintage Hewlett-Packard

HP 11C Scientific Calculator w/ Case * READ * Vintage Hewlett-Packard

$49.99

View Details

Vintage 1977 Hewlett-Packard HP-01 LED Calculator Watch Fully Functional & GREAT

Vintage 1977 Hewlett-Packard HP-01 LED Calculator Watch Fully Functional & GREAT

$4800.00

View Details

Vintage Computer HP HEWLETT PACKARD GRAPHICS PLOTTER 7225B Working

Vintage Computer HP HEWLETT PACKARD GRAPHICS PLOTTER 7225B Working

$149.00

View Details

Vintage Hewlett Packard HP 20S Black Portable Programmable Scientific Calculator

Vintage Hewlett Packard HP 20S Black Portable Programmable Scientific Calculator

$21.99

View Details

Vintage Hewlett Packard HP 12C Financial Calculator Tested NEW Battery w/Case A1

Vintage Hewlett Packard HP 12C Financial Calculator Tested NEW Battery w/Case A1

$24.00

View Details

Vintage Hewlett-Packard HP 27S Scientific Calculator, Tested/Working Free ship

Vintage Hewlett-Packard HP 27S Scientific Calculator, Tested/Working Free ship

$79.88

View Details

Vintage Hewlett Packard HP 17B Business Financial Calculator New Batteries WORKS

Vintage Hewlett Packard HP 17B Business Financial Calculator New Batteries WORKS

$16.99

View Details