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VINTAGE HP 45 SCIENTIFIC CALCULATOR WORKS (1975)
VINTAGE HP 45 SCIENTIFIC CALCULATOR WORKS (1975)

$134.99

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*NEW* HP 15C RPN Collector’s Edition Scientific Calculator - Limited Production
*NEW* HP 15C RPN Collector’s Edition Scientific Calculator - Limited Production

$149.95

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VINTAGE HP HEWLETT PACKARD 32S II RPN SCIENTIFIC CALCULATOR 1987
VINTAGE HP HEWLETT PACKARD 32S II RPN SCIENTIFIC CALCULATOR 1987

$80.00

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HP-22S SCIENTIFIC VINTAGE CALCULATOR Great shape USA 1987 Hewlett Packard
HP-22S SCIENTIFIC VINTAGE CALCULATOR Great shape USA 1987 Hewlett Packard

$79.99

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HP-28S Advanced Scientific Calculator - Great Condition- Works Vintage 1986
HP-28S Advanced Scientific Calculator - Great Condition- Works Vintage 1986

$90.00

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Vintage 1986 Hewlett Packard HP 28 S Advanced Scientific Calculator
Vintage 1986 Hewlett Packard HP 28 S Advanced Scientific Calculator

$36.75

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VINTAGE HP-55 Programmable Calculator
VINTAGE HP-55 Programmable Calculator

$120.00

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Vintage 1976 HP 67 Programmable Scientific Calculator Hewlett Packard
Vintage 1976 HP 67 Programmable Scientific Calculator Hewlett Packard

$198.99

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VTG Hewlett Packard HP-55 Programmable Calculator + New Battery / HP Case Works
VTG Hewlett Packard HP-55 Programmable Calculator + New Battery / HP Case Works

$179.00

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Vintage HP 12C Financial Calculator w Original Case Made In USA 1980’s
Vintage HP 12C Financial Calculator w Original Case Made In USA 1980’s

$44.99

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Hewlett Packard HP 48S Scientific Graphing Calculator
Hewlett Packard HP 48S Scientific Graphing Calculator

$79.99

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VINTAGE HP-67 Programmable Calculator with working card reader
VINTAGE HP-67 Programmable Calculator with working card reader

$380.00

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Vintage HP 15C Scientific Calculator Tested And Working, No Case. Excellent
Vintage HP 15C Scientific Calculator Tested And Working, No Case. Excellent

$99.99

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HP 92169C Leather Case for Hewlett Packard HP calculators Hp-11, Hp-12,Hp-15, 16
HP 92169C Leather Case for Hewlett Packard HP calculators Hp-11, Hp-12,Hp-15, 16

$28.98

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Hewlett Packard HP-67 Programmable Scientific Calculator & Manual PARTS ONLY
Hewlett Packard HP-67 Programmable Scientific Calculator & Manual PARTS ONLY

$229.00

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Hewlett-Packard HP 97 Vintage Programmable Calculator With Case Untested
Hewlett-Packard HP 97 Vintage Programmable Calculator With Case Untested

$250.00

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

$149.95

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hp 15c scientific calculator
hp 15c scientific calculator

$76.00

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Vintage Hewlett Packard 20S Scientific Calculator w Case Brown HP 1987 WORKING
Vintage Hewlett Packard 20S Scientific Calculator w Case Brown HP 1987 WORKING

$39.99

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Hewlett Packard Advanced Scientific Calculator HP-28S [Vintage HP 28S]
Hewlett Packard Advanced Scientific Calculator HP-28S [Vintage HP 28S]

$70.00

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Vintage Hewlett Packard HP 17BII Business Calculator
Vintage Hewlett Packard HP 17BII Business Calculator

$25.64

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Vintage HP 12C Hewlett Packard Financial Calculator With Case USA
Vintage HP 12C Hewlett Packard Financial Calculator With Case USA

$12.99

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Vintage Hewlett Packard HP 27S Calculator( New Batteries, tested working)
Vintage Hewlett Packard HP 27S Calculator( New Batteries, tested working)

$79.99

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Vintage Hewlett-Packard HP 28S Advanced Scientific Calculator
Vintage Hewlett-Packard HP 28S Advanced Scientific Calculator

$84.99

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Vintage HP-42S RPN Scientific Calculator with Case new battries looks good works
Vintage HP-42S RPN Scientific Calculator with Case new battries looks good works

$199.95

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Vintage HP Hewlett Packard 18C Business Consultant Calculator TESTED AND WORKING
Vintage HP Hewlett Packard 18C Business Consultant Calculator TESTED AND WORKING

$26.99

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Vintage Hewlett Packard HP-33S Scientific Calculator -- TESTED/NEW BAT/MORE (2)
Vintage Hewlett Packard HP-33S Scientific Calculator -- TESTED/NEW BAT/MORE (2)

$150.00

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Vintage Hewlett Packard HP 21 Calculator with case - Untested
Vintage Hewlett Packard HP 21 Calculator with case - Untested

$66.29

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Vintage Hewlett Packard HP 35 Scientific Calculator & Case For Parts Not Working
Vintage Hewlett Packard HP 35 Scientific Calculator & Case For Parts Not Working

$99.99

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HP 15C Scientific Calculator Hewlett-Packard
HP 15C Scientific Calculator Hewlett-Packard

$164.11

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Hewlett Packard HP-20S Scientific Calculator VINTAGE 1987 Tested Working
Hewlett Packard HP-20S Scientific Calculator VINTAGE 1987 Tested Working

$39.99

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Vintage HP Hewlett Packard 32S RPN Scientific Calculator With Soft Case USA Made
Vintage HP Hewlett Packard 32S RPN Scientific Calculator With Soft Case USA Made

$95.00

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VINTAGE HP-25 Programmable Calculator With Case
VINTAGE HP-25 Programmable Calculator With Case

$110.00

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Vintage HP-11C Scientific Programmable Calculator w/2 Manuals
Vintage HP-11C Scientific Programmable Calculator w/2 Manuals

$125.00

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Vintage HP-38G Scientific Calculator TESTED & Working Great Shape!
Vintage HP-38G Scientific Calculator TESTED & Working Great Shape!

$29.99

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Hewlett-Packard HP 15C Computer Scientist Calculator Vintage
Hewlett-Packard HP 15C Computer Scientist Calculator Vintage

$99.99

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5 Vtg. Texas Instruments Hewlett Packard HP Casio Canon Calculators Lot ~ e
5 Vtg. Texas Instruments Hewlett Packard HP Casio Canon Calculators Lot ~ e

$49.95

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Rechargeable HP Calculator Battery Classic CASE HP 35, 45, 55, 65, 67, 80
Rechargeable HP Calculator Battery Classic CASE HP 35, 45, 55, 65, 67, 80

$36.00

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Vintage Hewlett Packard HP-41CX Handheld Programmable Scientific Calculator
Vintage Hewlett Packard HP-41CX Handheld Programmable Scientific Calculator

$299.99

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Vintage HP 11C RPN Scientific Calculator Made in the USA Clean Battery Tray
Vintage HP 11C RPN Scientific Calculator Made in the USA Clean Battery Tray

$64.00

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Hewlett Packard HP 42S RPN Scientific Calculator working
Hewlett Packard HP 42S RPN Scientific Calculator working

$130.00

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HEWLETT PACKARD HP-67 Programmable Scientific Calculator w/o battery pack
HEWLETT PACKARD HP-67 Programmable Scientific Calculator w/o battery pack

$200.00

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Vintage Collectable HP Calculator Backpack - NEW
Vintage Collectable HP Calculator Backpack - NEW

$65.00

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Vintage Hewlett-Packard HP 871B Calculator with New Batteries and Case Working
Vintage Hewlett-Packard HP 871B Calculator with New Batteries and Case Working

$99.00

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HP 48S Scientific Calculator With Case And Manual Tested
HP 48S Scientific Calculator With Case And Manual Tested

$95.00

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VINTAGE Hewlett Packard HP-91 Calculator with Case, Charger & Manual
VINTAGE Hewlett Packard HP-91 Calculator with Case, Charger & Manual

$375.00

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VINTAGE HP 12C Calculator w/Original Cover passes self tests, see desc and pics
VINTAGE HP 12C Calculator w/Original Cover passes self tests, see desc and pics

$29.99

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Vintage Hewlett-Packard HP Gold Financial Calculator
Vintage Hewlett-Packard HP Gold Financial Calculator

$11.00

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Hewlett Packard HP 32S RPN Scientific Calculator Vintage 1987 Working w/cover
Hewlett Packard HP 32S RPN Scientific Calculator Vintage 1987 Working w/cover

$109.99

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hp 41cx calculator
hp 41cx calculator

$149.00

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HP Hewitt Packard 48G Vintage Handheld Graphing Calculator
HP Hewitt Packard 48G Vintage Handheld Graphing Calculator

$64.99

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VINTAGE HP 18C, & HP 17bII+ Financial Calculators, Good Conditions. #83
VINTAGE HP 18C, & HP 17bII+ Financial Calculators, Good Conditions. #83

$31.99

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LOT 2 Vintage HP-11C and HP- 12C Scientific Programmable Calculator w/ Manuals
LOT 2 Vintage HP-11C and HP- 12C Scientific Programmable Calculator w/ Manuals

$130.00

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HP-22S Scientific Calculator Hewlett Packard With Original Case - works great
HP-22S Scientific Calculator Hewlett Packard With Original Case - works great

$49.99

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Hewlett Packard HP-33S Scientific Calculator Tested with New Batteries Vintage
Hewlett Packard HP-33S Scientific Calculator Tested with New Batteries Vintage

$110.00

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HP 41CV Vintage Calculator + Case (no corrosion)
HP 41CV Vintage Calculator + Case (no corrosion)

$179.99

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VINTAGE HP-25 Programmable Calculator With Case
VINTAGE HP-25 Programmable Calculator With Case

$120.00

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Vintage HP 32S RPN Scientific Calculator Working No Batteries
Vintage HP 32S RPN Scientific Calculator Working No Batteries

$125.00

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Vintage HP 12C Financial Calculator w/Original Cover, Made in USA - Tested (M)
Vintage HP 12C Financial Calculator w/Original Cover, Made in USA - Tested (M)

$52.99

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Vintage HP-12C Hewlett Packard Financial Calculator TESTED WORKING Finance VTG
Vintage HP-12C Hewlett Packard Financial Calculator TESTED WORKING Finance VTG

$15.99

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Vintage HP 48S Calculator with Case & Manual. Working
Vintage HP 48S Calculator with Case & Manual. Working

$69.08

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VTG Hewlett Packard HP-35 Black 500MW Patent Pending Flash Display Calculator
VTG Hewlett Packard HP-35 Black 500MW Patent Pending Flash Display Calculator

$174.99

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Vintage Hewlett Packard HP-20S Scientific Calculator READ DESCRIPTION
Vintage Hewlett Packard HP-20S Scientific Calculator READ DESCRIPTION

$19.99

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CALCULATOR HP 48G VINTAGE IN EXCELLENT CONDITION & PERFECT WORKIN With CASE
CALCULATOR HP 48G VINTAGE IN EXCELLENT CONDITION & PERFECT WORKIN With CASE

$89.99

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New Vintage Hewlett Packard HP 17BII Financial Business Calculator
New Vintage Hewlett Packard HP 17BII Financial Business Calculator

$179.99

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HP 35s Calculator Programmed w/Surveying Solutions
HP 35s Calculator Programmed w/Surveying Solutions

$389.00

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Vintage HP17 BII Business Calculator Hewlett Packard Excellent COND. Batts Incl
Vintage HP17 BII Business Calculator Hewlett Packard Excellent COND. Batts Incl

$19.98

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VINTAGE HP-41CX Programmable Scientific Calculator
VINTAGE HP-41CX Programmable Scientific Calculator

$185.00

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Vintage Hewlett Packard HP-9S Scientific Calculator -- TESTED/NEW BAT/MORE (5)
Vintage Hewlett Packard HP-9S Scientific Calculator -- TESTED/NEW BAT/MORE (5)

$25.00

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Hewlett Packard HP 32S RPN Scientific Calculator
Hewlett Packard HP 32S RPN Scientific Calculator

$59.99

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Vintage Hewlett-Packard HP 27S Scientific Calculator - Needs a little help
Vintage Hewlett-Packard HP 27S Scientific Calculator - Needs a little help

$50.00

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HP 42S RPN SCIENTIFIC CALCULATOR CLEAN & TESTED OK + SLIPCASE VTG 1989
HP 42S RPN SCIENTIFIC CALCULATOR CLEAN & TESTED OK + SLIPCASE VTG 1989

$214.98

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HP-41CX "HALFNUT" RARE PROGRAMMABLE VINTAGE CALCULATOR
HP-41CX "HALFNUT" RARE PROGRAMMABLE VINTAGE CALCULATOR

$180.00

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VINTAGE HP-41CV Programmable Scientific Calculator (READ!)
VINTAGE HP-41CV Programmable Scientific Calculator (READ!)

$100.00

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2-PACK HP 15C RPN Collector’s Edition Scientific Calculator - Limited Production
2-PACK HP 15C RPN Collector’s Edition Scientific Calculator - Limited Production

$289.95

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Vintage Hewlett Packard HP 28 S Advanced Scientific Calculator - UNTESTED
Vintage Hewlett Packard HP 28 S Advanced Scientific Calculator - UNTESTED

$50.99

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VINTAGE HP-41CV Programmable Scientific Calculator
VINTAGE HP-41CV Programmable Scientific Calculator

$125.00

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Vintage HP 12C Financial Calculator w Original Case Manual Made In USA 1980’s
Vintage HP 12C Financial Calculator w Original Case Manual Made In USA 1980’s

$49.00

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Hewlett-Packard HP 42S RPN Scientific Calculator w/Case & Manual - Working!
Hewlett-Packard HP 42S RPN Scientific Calculator w/Case & Manual - Working!

$241.57

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Vintage Hewlett Packard HP 12C Financial Calculator Gold w/Case WORKING
Vintage Hewlett Packard HP 12C Financial Calculator Gold w/Case WORKING

$15.00

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HP-20S SCIENTIFIC VINTAGE CALCULATOR MIB WORKS PERFECTLY
HP-20S SCIENTIFIC VINTAGE CALCULATOR MIB WORKS PERFECTLY

$85.00

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Hewlett Packard HP 21S Calculator 1987 w Case Stat Math New Bat 8/12/2024 Works
Hewlett Packard HP 21S Calculator 1987 w Case Stat Math New Bat 8/12/2024 Works

$49.99

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Vintage Hewlett Packard HP-20S Scientific Calculator -- TESTED/NEW BAT/MORE (10)
Vintage Hewlett Packard HP-20S Scientific Calculator -- TESTED/NEW BAT/MORE (10)

$39.00

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Vintage Hewlett Packard HP-32SII Sci/Prog Calculator -- TESTED/NEW BAT/MORE (2)
Vintage Hewlett Packard HP-32SII Sci/Prog Calculator -- TESTED/NEW BAT/MORE (2)

$110.00

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VINTAGE HP-21s Statistical Programmable Calculator
VINTAGE HP-21s Statistical Programmable Calculator

$90.00

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Vintage HP-15C Scientific Programmable Calculator (no bezel or logo)
Vintage HP-15C Scientific Programmable Calculator (no bezel or logo)

$100.00

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Vintage HP Hewlett Packard 12C Financial Calculator with Case
Vintage HP Hewlett Packard 12C Financial Calculator with Case

$7.99

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Vintage Hewlett Packard HP 20 S Scientific Calculator w Slip Case Tested & Works
Vintage Hewlett Packard HP 20 S Scientific Calculator w Slip Case Tested & Works

$39.87

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VINTAGE HP-42S Programmable Calculator
VINTAGE HP-42S Programmable Calculator

$205.00

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Vintage HP 32S II RPN Scientific Calculator Working No Batteries
Vintage HP 32S II RPN Scientific Calculator Working No Batteries

$189.99

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Vintage 80's Hewlett Packard HP 12C Financial Calculator - Gold - Made in Brazil
Vintage 80's Hewlett Packard HP 12C Financial Calculator - Gold - Made in Brazil

$13.95

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1980s Working HP-11C Scientific Calculator w/ Case
1980s Working HP-11C Scientific Calculator w/ Case

$125.00

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Vintage HP-33E Programmable Calculator(READ)
Vintage HP-33E Programmable Calculator(READ)

$100.00

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VINTAGE HP-65 Programmable Calculator No Battery cover
VINTAGE HP-65 Programmable Calculator No Battery cover

$299.99

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Vintage Hewlett Packard HP 32S RPN Scientific Calculator w/Case
Vintage Hewlett Packard HP 32S RPN Scientific Calculator w/Case

$80.99

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Vintage Hewlett Packard HP 10B Business Financial Calculator With Case + Manual
Vintage Hewlett Packard HP 10B Business Financial Calculator With Case + Manual

$27.99

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Hewlett-Packard HP 35s RPN Scientific Calculator with original case
Hewlett-Packard HP 35s RPN Scientific Calculator with original case

$224.20

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Vintage Hewlett Packard HP 45 Calculator, Power Supply, Leather Carrying Case
Vintage Hewlett Packard HP 45 Calculator, Power Supply, Leather Carrying Case

$62.99

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HP 8690 A Sweep Oscillator Hewlett Packard - Fast Shipping
HP 8690 A Sweep Oscillator Hewlett Packard - Fast Shipping

$145.09

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Hewlett Packard HP 41CV Calculator Vintage
Hewlett Packard HP 41CV Calculator Vintage

$179.00

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