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

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News from the members areaThe bulletin board currently contains 7859 entries. The last topics were

   15.09.2024 Martins Fabriknummern-Verzeichnis (new)
   15.09.2024 ZAHNSTANGE v. WAGEN robotron / daro / Optima (updated)
   13.09.2024 Martins Entwicklungsgeschichte (updated)

The calculator encyclopedia currently contains 2365 entries. The latest are

   15.08.2024 Cordt Universal (1) Buchungsmaschine druckend, Cordt-Universal-Rechenm. GmbH
   15.08.2024 Archimedes LHD 14, Reinhold Pöthing
   14.08.2024 Cordt (Mauser) 4-Spezies-Buchungsm. (2), Cordt-Universal-Rechenm.-Ges.

The typewriter encyclopedia currently contains 1701 entries. The latest are

   09.09.2024 TORPEDO Modell 18, Vers. 1, Torpedo-Werke AG
   09.09.2024 Olympia Dactylette S (= Rover 1000 Typ d), IMC s.p.a.
   09.09.2024 Olympia Dactylette (= Rover 1000 Typ d), IMC s.p.a.

02.09.2024
Historische Bürowelt No. 137 / September 2024

This issue contains

  • The answer to the riddle: Why Minerva - Resulta - Regina - Spezial and Summira are all related - Part II
  • Stickney – the unique one
  • History of the development of shorthand writing - Part 4: The further development of the DEK
  • 100 years of Walther calculators - Part III: R series 1948 - 1955
  • Addendum to the article "Automatic multiplication with mechanical calculating machines" in HBw 136
  • microwriter, Typewriter – non-printing
  • Production estimates of calculators, typewriters and the like, with serial numbers
  • Double anniversary for Tipp-Ex and Mistake Out
  • Replicas - Rare typewriters and calculators have been replicated for over 100 years
English versions of these articles can be found in the members area.

27.08.2024
New: HBw-Aktuell 07+08/2024

This issue contains:

  • Vorankündigung zum IFHB-Treffen mit Mitgliederversammlung in Osterweddingen bei Magdeburg
  • Intern. Sammlertreffen in Partschins 2024 und Urlaub
  • Mercedes-Euklid mit Sondereinrichtung
  • Sammlertreffen in Stuhr am 06. Juli 2024
  • LOGA Calculator AG - Suche von Unterlagen zur Produktdatierung
  • Zwei Buchvorstellungen
  • Treckertreffen in Hutzfeld mit IFHB-Werbung
  • Spektakulärer Fund: 170 Jahre altes Amsler’sches Polarplanimeter aufgetaucht
  • Schleifst Du noch, oder strahlst Du schon?

30.06.2024
New: HBw-Aktuell 06/2024

This issue contains:

  • From the Executive Board meeting on June 9, 2024
  • ETCetera No. 142
  • Curta II with setting lock
  • Curious delivery
  • Auerbach numbering stamp
  • Exhibition "100 years of Groma typewriters"
  • The last night in the museum:
    About the dissolution of the Museum for Historical Office Technology Naunhof near Leipzig
  • My story on collecting
  • Addendum to "Integrated circuit 1973" in Hbw-Aktuell 05/2024
  • A contribution to the small calculation aids in the supermarket
  • Slide rule with magnetic tongue holder

28.05.2024
Historische Bürowelt No. 136 / June 2024

This issue contains

  • 100 Years of Walther Calculators - Part 2: R-Series 1927 – 1943
  • The extensive color range of the Erika model range 5 / 6 / M / S
  • Effortless division on any mechanical adding device
  • Senator – an unusual typewriter
  • Automatic multiplication in mechanical calculating machines
  • Development history of shorthand writing – Part 3: the long road to a unified shorthand
  • The answer to the riddle: Why Minerva - Resulta - Regina - Spezial and Summira are all related - Part I
English versions of these articles can be found in the members area.

21.05.2024
New: HBw-Aktuell 05/2024

This issue contains:

  • An interesting educational project
  • Rusty art
  • BriCal - a well-rounded affair
  • Unknown model designations of BriCal B and C adding machines
  • ARCHO SPECIAL
  • Collectors' meeting in Cologne: A look back at May 11, 2024
  • Addendum to Historische Bürowelt No. 130
  • Book review - Handbook of office machines
  • A curious device - but for what?
  • Integrated circuit 1973

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