This page has links to photographs of vintage calculators on this website.
Click on a calculator to see a larger photograph of it, then click on your browser "Back" button to return to this
page.
Calculators marked "Details" are not in the book "A Collector's Guide to Pocket Calculators", but details are in the
section Calculator Book Addendum on this site.
Karstadt
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![Karstadt MR40 Karstadt MR40](../assets/images/KarstadtMR40_1_tlr.jpg)
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Karstadt MR40, Karstadt MR40 compared with Teal 813
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Keltmace
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![Keltmace 8D Keltmace 8D](../assets/images/Keltmace8D_1_tlr.jpg)
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Keltmace 8D. Details.
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Keon ("London, Hong Kong, Melbourne")
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![Keon KE-003A Keon KE-003A](../assets/images/KeonKE-003A_1_tlr.jpg)
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Keon KE-003A, photo 2, has very large buttons, and no
On/Off switch - press "C" to power on, then powers off automatically if no button pressed for some time. Details
. There is a short article about this calculator on this site.
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Kessel
(Kessel Electronics (HK) Ltd., of Hong Kong, is a company of the Kessel Group)
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![Kessel WP3 Kessel WP3](../assets/images/KESSEL_tlr.jpg)
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Kessel WP3
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![Kessel [CBM] 786D Kessel [CBM] 786D](../assets/images/Kessel786D_1_tlr.jpg)
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Kessel [CBM] 786D (Commodore 786D with Kessel label). Details.
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Keystone (see also Atlas-Rand and Berkey)
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![Keystone 88 Keystone 88](../assets/images/Keystone88_1_tlr.jpg)
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Keystone 88, has amber gas-discharge display. Featured calculator.
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![Keystone 108 Keystone 108](../assets/images/Keystone108_1_tlr.jpg)
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Keystone 108.
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![Keystone 350 Keystone 350](../assets/images/Keystone350_1_tlr.jpg)
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Keystone 350.
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![Keystone 390 Keystone 390](../assets/images/Keystone390_1_tlr.jpg)
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Keystone 390, has amber gas-discharge display, inside.
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![Keystone 2010 Keystone 2010](../assets/images/Keystone2010_1_tlr.jpg)
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Keystone 2010
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![Keystone 2050 Keystone 2050](../assets/images/Keystone2050_1_tlr.jpg)
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Keystone 2050.
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Kiankho
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![Kiankho 006 Kiankho 006](../assets/images/Kiankho006_1_tlr.jpg)
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Kiankho 006. Details.
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Kiddy Computer
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![Kiddy Computer Kiddy Computer](../assets/images/KiddyComputer_1_tlr.jpg)
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Kiddy Computer, calculator teaching game.
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Kings Point
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![Kings Point Micro Universal 8410 Kings Point Micro Universal 8410](../assets/images/autogen/KingspointMicroUniversal_2_tlr.jpg)
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Kings Point 8410 "Micro Universal", inside. Details.
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![Kings Point 8412 Kings Point 8412](../assets/images/KingsPoint8412_1_tlr.jpg)
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Kings Point 8412 "Micro Memory".
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![Kings Point 8414 Kings Point 8414](../assets/images/Kingspoint8414_1_tlr.jpg)
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Kings Point 8414 "Micro Executive". Details.
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![Kings Point FN-85 Kings Point FN-85](../assets/images/KingsPointFN85_1_tlr.jpg)
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Kings Point FN-85 "Financial Computer".
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![Kings Point KP-9, SC-44F, EC-841 Kings Point KP-9, SC-44F, EC-841](../assets/images/KINGSPNT_tlr.jpg)
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Kings Point KP-9, SC-44F, EC-841
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![Kings Point SC10 Kings Point SC10](../assets/images/KIngsPointSC10_1_tlr.jpg)
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Kings Point SC10. Details.
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![Kings Point SC11 Kings Point SC11](../assets/images/KingsPointSC11_1_tlr.jpg)
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Kings Point SC-11.
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![Kings Point SC-40 Kings Point SC-40](../assets/images/KingsPointSC40_1_tlr.jpg)
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Kings Point SC-40.
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![Kings Point SC-44 Kings Point SC-44](../assets/images/autogen/KingspointSC44_1_tlr.jpg)
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Kings Point SC-44.
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![Kings Point SC-44F Kings Point SC-44F](../assets/images/KingsPointSC44F_1_tlr.jpg)
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Kings Point SC-44F.
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![KingsPoint SC60 KingsPoint SC60](../assets/images/kingsc60_tlr.jpg)
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KingsPoint SC-60
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King Sonic
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![King Sonic King Sonic](../assets/images/autogen/KingSonic_1_tlr.jpg)
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King Sonic (model number unknown, "Standard type 1" calculator). Featured calculator.
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![King Sonic 323 King Sonic 323](../assets/images/KingSonic323_1_tlr.jpg)
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King Sonic 323. Details.
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Kit Calculators
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![Kit Calculator Kit Calculator](../assets/images/kit1972_tlr.jpg)
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Calculator made from a Kit, circa 1972
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Kitlex
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![Kitlex MICRO 6 Kitlex MICRO 6](../assets/images/autogen/KitlexMicro6_1_tlr.jpg)
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Kitlex MICRO 6. Details.
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Konkret
(Made by RFT, East German (DDR) company - see also RFT)
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![konkret 100 and konkret 200 konkret 100 and konkret 200](../assets/images/konkret1_tlr.jpg)
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RFT konkret 100 and konkret 200 models
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![konkret 400 and Elektronika b3-19M konkret 400 and Elektronika b3-19M](../assets/images/konkret2_tlr.jpg)
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RFT konkret 400 and Elektronika b3-19M
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Kores
(International office supply company based in Vienna, Austria)
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![Kores B8 Kores B8](../assets/images/KoresB8_1_tlr.jpg)
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Kores B8. Details.
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![Kores B8M Kores B8M](../assets/images/KoresB8M_1_tlr.jpg)
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Kores B8M. Details.
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![Kores Novus 821 Kores Novus 821](../assets/images/KoresNovus821_1_tlr.jpg)
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Kores Novus 821 (rebadged National Semiconductor Novus 821). Details.
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![Kores Duper 8M Kores Duper 8M](../assets/images/KoresSuper8M_1_tlr.jpg)
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Kores Super 8M. Details.
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Kosmos
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![Kosmos I Kosmos I](../assets/images/KosmosI_1_tlr.jpg)
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Kosmos I, biorhythm calculator. Featured calculator.
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![Kosmos Astro Kosmos Astro](../assets/images/KosmosAstro_2_tlr.jpg)
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Kosmos Astro, calculator and astrological predictions. Featured calculator.
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KOVAC (KOVAC CORPORATION, Osaka, Japan)
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![Kovac 809ESR Kovac 809ESR](../assets/images/Kovac809ESR_1_tlr.jpg)
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KOVAC 809ESR, has unusual sliding cover over keyboard, inside. Details.
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![Kovac F-8PR Kovac F-8PR](../assets/images/KovacF-8PR_1_tlr.jpg)
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KOVAC F-8PR. Details
.
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![Kovac K-82DP Kovac K-82DP](../assets/images/autogen/KovacK82DP_1_tlr.jpg)
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KOVAC K-82DP, inside. Details.
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![Kovac LE-802 Kovac LE-802](../assets/images/KovacLE802_1_tlr.jpg)
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KOVAC LE-802, has unusually large LED display, inside.
There is also a version with a "D" key (for refreshing the display). Details.
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![Kovac pocket mini P-80 Kovac pocket mini P-80](../assets/images/KovacP80_1_tlr.jpg)
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KOVAC pocket mini P-80. Details.
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![Kovac Pocket memory P-81 Kovac Pocket memory P-81](../assets/images/KovacP81_tlr.jpg)
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KOVAC Pocket memory P-81. Details.
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![Kovac P-82 “SCIENTIFIC FRIEND” Kovac P-82 “SCIENTIFIC FRIEND”](../assets/images/KovacP82_1_tlr.jpg)
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KOVAC P-82 "SCIENTIFIC FRIEND". Details.
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![Kovac SM-818M Kovac SM-818M](../assets/images/KovacSM818M_1_tlr.jpg)
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KOVAC SM-818M, inside. Details.
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![Kovac model ? and SM-1210 M Kovac model ? and SM-1210 M](../assets/images/kovacx_tlr.jpg)
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KOVAC model ? and SM-1210 M
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Text & photographs copyright, except where stated otherwise, © Nigel Tout 2000-2024.