News from the world of
typewriters, calculating machines
and office history

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News from the members areaThe bulletin board currently contains 6824 entries. The last topics were

   29.09.2023 Continental Schreibwalze komplett (new)
   29.09.2023 Was ist das für ein Werkzeug? (updated)
   28.09.2023 Ankündigung Ausstellungseröffnung Arithmeum (new)

The calculator encyclopedia currently contains 2222 entries. The latest are

   30.09.2023 Muldivo C, Foncine-le-Haut, Jura (F)
   30.09.2023 Exakta , HB Produkter
   26.09.2023 NFI Addiermaschine 4, siehe Entwicklungsgeschichte

The typewriter encyclopedia currently contains 1408 entries. The latest are

   27.09.2023 TRIUMPH electric 131acs, Triumph-Adler AG
   26.09.2023 TRIUMPH electric 131 / 131c, Triumph-Adler AG
   26.09.2023 TRIUMPH Matura electric L / S (Modell 1960), GTA - Vertriebs - GMBH

05.09.2023
Historische Bürowelt No. 133 / September 2023

This issue contains

  • 400 years of calculating machines: Schickard, Pascal and their successors
  • 400 years of calculating machines: from the cabinet of curiosities to the engineering office
  • ChatGPT about the history of the development of calculating machines
  • Schickard 1623 - 1973 - 2023: Postage stamps, first-day letters, special coin editions and medals
  • Photo Album "400 Years of Calculating Machines"
  • The "do-all girl" – restoration of a Faktotum Mod. 2
  • Adding machine - braked - Patent by Otto Pütter & Benno Schmitz from Solingen (1877)
English translations of these articles can be found in the members area.

15.08.2023
New: HBw-Aktuell 07+08/2023

This issue contains:

  • Official invitation to the Annual General Meeting 2023 of IFHB e.V.
  • New board candidates introduce themselves
  • The IFHB meets at the Heimatverein Hoffenheim
  • A small mechanical calculator for the binary number system
  • Ballistic trajectory
  • Covered Conti
  • Odhner display model on rechnerlexikon.de

04.07.2023
Historische Bürowelt No. 132 / July 2023

This issue contains

  • Interest rates, interest calculators and an unusual find from Sweden
  • Olympia Musicwriter - New addition to my collection
  • Mercedes-Addelektra bookkeeping machine – bridge builder between areas of collecting (Part II)
  • The unfortunate Olympia 1011 - How a good idea became a huge flop
  • Britannic – small calculator with large capacity / Calculating in Pounds sterling
  • On collecting in post-industrial capitalism
  • Adler 7 with device for spaced writing
English translations of these articles can be found in the members area.

28.06.2023
New: HBw-Aktuell 06/2023

This issue contains:

  • Report on the Collector Meeting in HNF on 3 June 2023
  • Real Communication Makes Noise ...
  • Arithmeum Open Day: Special Exhibition 400 Years of Calculating Machines
  • Solution of the physics problem from HBw-Aktuell 05/2023
  • Stenographers' Association 1925 Treysa e. V. Opens Another Museum Room
  • Flea Market Find: PEZ Arithmetic
  • At the Everything Collectors in Palazzolo

31.05.2023
New: HBw-Aktuell 05/2023

This issue contains:

  • Curt Herzstark Memorial Meeting in Mauren, Liechtenstein
  • Math Today and for 400 Years
  • Little Effort - Large Audience
  • Event on 14.09. in Tübingen on Schickard
  • Olympia Calculating Machine Museum (ORM)
    - historical technology in a modern guise
  • The Teeth of Time
  • Erhard Anthes on his 80th Birthday

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