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General Articles

- Introduction

- Schickard (1623)

- Pascal (1642)

- Sam Morland (1666)

- Leibniz (1672)

- Leupold (1727)

- Braun (1727)

- Gersten (1735)

- Hahn (1774)

- Mahon (1775)

- Auch (1790)

- Stern (1814)

- Thomas (1820)

- Torchi (1834)

- Roth (1841)

- Staffel (1845)

- Arithmaurel (1849)

- Hill (1857)

- Fowler Adder (1863)

- Webb (1868)

- Groesbeck (1870)

- Original Odhner (1874)

- Petersson (1873)

- Grant (1877)

- Burkhardt (1878)

- Layton (1883)

- Spalding (1884)

- Comptometer (1885)

- Selling (1886)

- Bollée (1888)

- Arithmograph Troncet

- Cordingley (1890)

- Centigraph (1891)

- Brunsviga (1892)

- Burroughs (1892)

- Millionär (1893)

- Monopol-Duplex (1894)

- Saxonia (1895)

- Mechanical Accountant

- Berolina (1901)

- Calcumeter (1901)

- Dalton (1902)

- Adix (1903)

- Wales (1903)

- Gräber (1903)

- Standard (1903)

- Triumphator (1904)

- Golden Gem (1904)

- Universal (1904)

- Peerless (1904)

- Figurator (1905)

- Gauss (1905)

- Mercedes-Euklid

- Chateau (1905)

- Bri-Cal (1905)

- X x X (1906)

- Goldschmidt (1906)

- Contostyle (1906)

- Archimedes (1906)

- Austria (1906)

- Summus (1906)

- ADSUMUDI (1907)

- Heureka (1907)

- Tim (1907)

- Unitas (1907)

. Madas (1908)

- Bunzel-Delton (1908)

- Adder (1908)

- Lightning Calculator

- Behr (1908)

- Comptator (1909)

- Morse (1909)

- Mercur (1909)

- Dux (1910)

- Columbus (1910)

- Addall (1910)

- Kollektor (1910)

- Optima (1910)

- Midget 1910)

- S. & N. (1910)

- Barrett (1910)

- Marchant (1911)

- Monroe (1911)

- Graber (1911)

- Tourtel (1911)

- Thales (1911)

- Calculator (1911)

- Sirius (1912)

- Sanders (1912)

- Procento (1912)

- Austin (1912)

- Teetzmann (1912)

- Burroughs Calculator (1912)

- Conto (1912)

- Baum (1913)

- Record (1913)

- Argos (1913)

- Federal (1913)

- Rema (1915)

- Commonwealth (1915)

- Continental (1916)

- Facit (1918)

- Victor (1918)

- Duco (1919)

- Addo (1920)

- Calcus (1920)

- Surot (1920)

- Direct (1920)

- Arrow (1921)

- Summator (1921)

- Calco (1921)

- Hannovera (1921)

- Orga-Constant (1921)

- Scribola (1922)

- Peters (1922)

- Britannic (1922)

- Star (1922)

- Add-Index (1922)

- Portable (1923)

- Monos (1923)

- Kuhrt (1923)

- Demos (1923)

- Rapid Calculator

- Rheinmetall (1924)

- Muldivo (1924)

- Gauß (1924)

- Mira (1924)

- Tasma (1924)

- Quixsum (1924)

- Little Giant (1924)

- Amigo (1925)

- Melitta (1925)

- Hamann-Manus (1925)

- Addac (1925)

- Walther (1926)

- Resulta (1927)

- Express (1928)

- Produx (1928)

- EOS (1929)

- Remington-Rand

- Tiger (1930)

- Stima (1930)

- Leningrad (1930)

- Högfors (1930)

- Plus (1931)

- Regina (1932)

- Torpedo-Schnelladdier

- Friden (1934)

- Olivetti (1934)

- Precisa (1935)

- Alfa Aldo-Bona (1935)

- Vaucanson (1936)

- Saldorita (1937)

- Schubert (1938)

- Maruzen (1938)

- Allen (1939)

- Zolnay Endre (1939)

- Antares (1940)

- Nippon (1945)

- Dacometer

- Curta (1948)

- Olympia (1948)

- NFI Addiermaschine

- Contex (1949)

- Rokli (1949)

- Multo (1949)

- Nisa (1950)

- Euclid (1950)

- Blue Star (1951)

- Sigma (1951)

- Corona (1952)

- Wen Hua (1952)

- Everest (1952)

- Diehl (1952)

- Esacta (1953)

- Summira (1953)

- Multifix (1953)

- Rooy (1955)

- Jion (1955)

- Iris (1955)

- Addimult (1956)

- X-Matic (1956)

- Numeria (1956)

- Imca (1957)

- Famosa (1958)

- Mesko (1959)

- Alpina (1961)

- Pilot (1961)

- Calcorex (1965)

- Flying Fish (1979)