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

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News from the members areaThe bulletin board currently contains 7477 entries. The last topics were

   12.04.2024 Vorstellung (updated)
   12.04.2024 Mitteilung (updated)
   09.04.2024 Curta Betrug Kleinanzeigen 510 VB Ludwig (updated)

The calculator encyclopedia currently contains 2283 entries. The latest are

   13.04.2024 TIM (England) Fahrscheindrucker, Ticket Issue Machines Ltd
   13.04.2024 AEG Fahrscheindrucker, AEG
   13.04.2024 Marchant Pony A (Stellsegment), Marchant Calcul. M. Company

The typewriter encyclopedia currently contains 1530 entries. The latest are

   12.04.2024 MONTANA Luxe (Hermes Baby), Montana S.p.A.
   12.04.2024 SIM Simtype Baby, SIM Società Industriale Meccanica
   12.04.2024 Astoria (= Simtype aka Hermes Baby 2)

30.03.2024
New: HBw-Aktuell 03/2024

This issue contains:

  • Small local meeting in Ludwigsburg
  • Marchant quick calculation machines
  • Historical typewriter exhibition opens in Hofheim
  • Historical typewriters: my passion
  • "Colorful office machines" at the collectors' meeting in Braak
  • PAROS Pfeiffer-Addi roller saver
  • A current story from the past from the series "That was tomorrow"
  • 1924 - 2024: 100 years of GROMA typewriters

01.03.2024
Historische Bürowelt No. 135 / March 2024

This issue contains

  • 100 years of Walther calculating machines Part 1: The Pre-series models
  • My virtual water tank - The analog computer "The Analog Thing"
  • Material analysis of a typewriter type
  • ADLER model 16
  • History of the development of shorthand - Part 2: The most important German shorthand schools
  • The Arithmaurel, the prototype of a fascinating calculating machine
English translations of these articles can be found in the members area.

22.02.2024
New: HBw-Aktuell 02/2024

This issue contains:

  • Treasurers' report for the 2023 financial year
  • Andreas Mattes introduces himself
  • Alpad ribbon and coil catalog
  • High-Tech 1930
  • Showcase exhibition on computing technology in Braunschweig

05.02.2024
New: HBw-Aktuell 01/2024

This issue contains:

  • Interactive price lists on the IFHB website
  • Mechanical calculating machines in the Arithmeum
  • Special exhibition in the Arithmeum (until 05.05.2024)
  • The LANDIN rack and pinion adder, the original model of the RAPID
  • Adler Model 7: a hypothesis on naming
  • Technology world ENTER reopened
  • Addendum to Valufix - Interesting currency converter

03.01.2024
New: HBw-Aktuell 12/2023

This issue contains:

  • Beautiful stamp
  • Early Office Museum - a short review
  • Collectors' meeting in Essen
  • Fortuna Portable, built in 1931
  • Where can I find the serial number of the standard typewriters?
  • Lighters part 3

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