Historical calculators and typewriters

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

New on our website Each new member will receive as a gift one of the following books:

Bookcover Dingwerth Bookcover Beeching

Registration > here <

News from the members areaThe bulletin board currently contains 8666 entries. The last topics were

	13.07.2025		Ein sehr schöner gestriger Tag bei Jessica und Alois in Stuhr (new)
	10.07.2025		Verkauf Sammlung (updated)
	09.07.2025		korrigierte Version (23.Juni 2025) der visuellen Ontologie (updated)

The calculator encyclopedia currently contains 2466 entries. The latest are

	30.06.2025		Komet R 8, Siegfried Link
	30.06.2025		Komet Link ("L") SK, Siegfried Link
	30.06.2025		Komet SK, Komet RM-GmbH, Frankfurt (D)

The typewriter encyclopedia currently contains 1971 entries. The latest are

	11.07.2025		Hanseatic 1500 (= Flying Fish PSQ), Shanghai Typewriter Factory
	11.07.2025		Hercules 100 (= Flying Fish PSQ), Shanghai Typewriter Factory
	11.07.2025		Kofa 100 (= Flying Fish PSQ), Shanghai Typewriter Factory

26.06.2025

New: HBw-Aktuell 06/2025

This issue contains:

Jubiläumstreffen zum 100-jährigen Bestehen des Stenografenvereins 1925 Treysa e. V.
Ausstellung von Schreibmaschinen in Vohenstrauß, Bayern
Soenneckens Papier-Locher War der Prototyp eine Fehlkonstruktion?
Eine $300 Rechenmaschine für $2,90
KEE LOX Air sealed Typewriter Ribbon

01.06.2025

Historische Bürowelt No. 140 / June 2025

This issue contains

Fallen out of time: The Japanese index typewriter "KKT Typewriter"
Llorens - Approaching an unknown adding machine
The ribbon technology of the SMITH PREMIER 10, COLUMBIA BAR LOCK 10 and the MIGNON 4
Willi Faber and his square root mechanism in the Brunsviga double calculator – a true 6-function calculator
Sholes & Glidden - A collector's dream come true
Conto – an adding machine from Thalwil / Switzerland

English versions of these articles can be found in the members area.

21.05.2025

New: HBw-Aktuell 05/2025

This issue contains:

04.05.2025

New: HBw-Aktuell 04/2025

This issue contains:

General meeting in Osterweddingen near Magdeburg
Grüson's calculating disk, Magdeburg, 1791
The special computing device for technologists (Nieter system)
Costa Rica - Visit to our IFHB member Jorge Granados
Minutes of the general meeting of the IFHB e.V. on 26.04.2025
Hanover Herrenhausen - Collectors' meeting at the Burgland allotment garden association
Obituary for the founder of the Arithmeum
News from Typewriters Paradise

30.03.2025

New: HBw-Aktuell 03/2025

This issue contains: