Sold2024Curta CalculatorCurta hand held mechanical calculator by Curt Herzstark, Liechtenstein. The world's first mechanical calculator. Model: Type II No.: 557002. Given in a Bakelite box. Box height: 12 cm. Signed. ExcelleSee Sold Price
Sold2024Curta Calculator, type II, Liechtenstein, serial number 553414, retailed by Contina Ltd. Mauren,Curta Calculator, type II, Liechtenstein, serial number 553414, retailed by Contina Ltd. Mauren, complete with outer case & instruction type booklets.See Sold Price
Sold2017CURTA Calculator, 2 Leather Cases and ReferencesCURTA Calculator, 2 Leather Cases, Reference book and framed reference sheet with illustrations & descriptions. Markings on the bottom: Type II, No. 555263, Made in Lichtenstein by Contina Ltd Mauren.See Sold Price
Sold2022A Curta Calculator, Mark II,Liechtenstein, 1964, serial number 529305, retailed by Automatic Business Machines Ltd, London, in black and grey, in original black metal case, height of case 13cmSee Sold Price
Sold2018Vintage Curta CalculatorGreat calculator by Curt Herzstark. Comes in original tin case. Serial # 54780 All parts appear to turn easily.See Sold Price
Sold2016A Curta Calculator Type II numbered 517106, marked toA Curta Calculator Type II numbered 517106, marked to base Made in Liechtenstein (Custom Union with Switzerland) by Contina Ltd, Mauren, system Curt Herzstark and contained within the original domed mSee Sold Price
Sold2022RICK FURR The Curta Calculator LithographRICK FURR The Curta Calculator Lithograph, inscriptions read The Curta Calculator type 1 The Calculator Reference Mar 01 2004 Copyright 2003-2004 Rick Furr, label to reverse reads The Framing WorkshopSee Sold Price
Sold20181950 Curta Mechanical CalculatorA 1950 Curta Mechanical Calculator that was made in Liechtenstein by Contina AG Mauren Type 1 no 76925. Comes with original System Curt Herzstark Curta packaging. Before electronics were used to makeSee Sold Price
Sold2023c1950 Curta Type I Calculator w/ Original CaseReally cool vintage Curta mechanical calculator by Curt Herzstark. This Type I model, No. 58862, fits in your pocket and allows you to add, subtract, multiply and divide wherever you are. Comes in theSee Sold Price
Sold2023c1950 Curta Type II Calculator w/ Original CaseThis is an awesome Curta mechanical calculator by Curt Herzstark. It is a Type II No. 561282 and comes in the original case. Slips in your pocket so you can add, subtract, multiply and divide whereverSee Sold Price
Sold2023Curta Model II Calculator,Curta Model II Calculator, Liechtenstein, July 1970, serial number 529305, in black and grey, in original black plastic case, with original instructions and 'Computing Examples for the Curta CalculatiSee Sold Price
Sold2023Curta Type II Calculator, 1956Curta Type II Calculator, 1956 Curt Herzstark, Vienna and Liechtenstein. Serial no. 509282, four-species miniature calculating machine, with 11, 8 and 15 digits, with original tin case, working. The sSee Sold Price
Sold2020Curta Type I Calculator, 1970'Curta Type I Calculator, 1970 Curt Herzstark, Vienna/Liechtenstein. Serial no. 78958. With original Novodur case. As the smallest miniature stepped-drum machine, a true milestone in calculating histoSee Sold Price
Sold2021Curta Type I Calculator, 1959Curta Type I Calculator, 1959 Curt Herzstark, Vienna/Liechtenstein. Serial no. 38307, with original tin case, working. The smallest miniature stepped-drum machine and a true milestone in calculating hSee Sold Price
Sold2023Curta Type I Calculator, 1963Curta Type I Calculator, 1963 Curt Herzstark, Vienna/Liechtenstein. No. 51510, with original tin case and manual, head of release button missing, otherwise working - The smallest miniature stepped-druSee Sold Price
Sold2020Curta Type I Calculator, 1958'Curta Type I Calculator, 1958 Curt Herzstark, Vienna/Liechtenstein. Serial no. 33704, with original tin case. As the smallest miniature stepped-drum machine a true milestone in calculating history! 'See Sold Price
Sold2023Curta Type I Calculator, 1952Curta Type I Calculator, 1952 Curt Herzstark, Vienna and Liechtenstein. Serial no. 14814, with original tin case, working. The smallest miniature stepped-drum machine and a true milestone in calculatiSee Sold Price
Sold2023Curta Type One Calculator with Case and Manuals.Curta Type One Calculator with Case and Manuals.See Sold Price
Sold2018Very Early Curta Type I Miniature Calculator, 1948Very Early Curta Type I Miniature Calculator, 1948 No. 3957, four basic operations, stepped-drum calculator, by Curt Herzstark, 8, 6 and 11 digits, with the notable features of early models: round seSee Sold Price
Sold20221951 Curta Type I Mechanical CalculatorA Curta Type I pocket calculator with its original metal case, serial number 10364 (August 1951). The Curta was designed by Austrian engineer Curt Herzstark(1902-1988) in the late 1930s, thoughHerzstaSee Sold Price
Sold2022Curta Type 1 Mechanical Calculator Serial Number 54416Curta Type 1 Mechanical Calculator Serial Number 54416. Comes with bottom only of original container. In good condition.See Sold Price
Sold2024Curta Type I Mechanical Calculatorserial no. 14885 Calculator: 4 3/4 x 2 1/2 in. (12.1 x 6.4 cm.) Provenance: Property from the Estate of Larry Mendelson, Encino, CASee Sold Price
Jun 08Potter & Potter AuctionsBONNEFONT, Gaston (1851 – 1911). Les Miettes de la Science....$50
31 mins LeftJasper52Vintage J.J. Blackboard/formula & Charm Brooch, 1980's-1990's, Signed JJ, Pewter$25
16 hrs LeftFellowsA ruby and diamond cluster pendant, by Cropp & Farr. Ruby calculated weight 0.67ct, based on£280
16 hrs LeftFellowsA late Victorian gold ruby and diamond hinged bangle. Central ruby calculated weight 0.72ct, based£1,200
16 hrs LeftFellowsA late Victorian 18ct gold sapphire ring, with old-cut diamond trefoil sides. Sapphire calculated£2,200
16 hrs LeftFellowsAn emerald ring, with triangular-shape diamond sides. Emerald calculated weight 3.27cts, based on£540
16 hrs LeftFellowsA Victorian silver and gold emerald and old-cut diamond star brooch. Emerald calculated weight£800
16 hrs LeftFellowsA pink tourmaline and brilliant-cut diamond ring. Calculated tourmaline weight 3.69cts, based on£360
16 hrs LeftFellowsA sapphire and diamond cluster ring.Central sapphire calculated weight 0.94ct, based on estimated£500
16 hrs LeftFellowsA pink sapphire and brilliant-cut diamond collet three-stone ring. Sapphire calculated weight£640
16 hrs LeftFellowsA citrine and brilliant-cut diamond dress ring. Citrine calculated weight 5.66cts, based on£320
16 hrs LeftFellowsA star sapphire and brilliant-cut diamond cluster ring. Sapphire calculated weight 5.35cts, based on£400
16 hrs LeftFellowsAn early 20th century 15ct gold peridot and split pearl necklace. Principal peridot calculated£280
16 hrs LeftFellowsAn early 20th century sapphire and old-cut diamond three-stone ring. Sapphire calculated weight£280
16 hrs LeftFellowsA mid 20th century gold citrine and vari-cut diamond dress ring. Citrine calculated weight 12.75cts,£280
