This issue contains

• Printing 4-function machines: first experiments
• Willy Feiler – a small supplier for the very big
• Olivetti Lettera 10 / 12
• The first standard typewriters with segment switching
• 2000 pages calculator lexicon - homemade
• "Summus" adder from Max Emil Eckelmann
• Richmond & Backus, Detroit - five perspectives

Martin Reese

In this issue (among others):

• Maschine of the month: HEROLD with thumb switch
• Historic document: Letter from the company Glogowski & Co. in Berlin (1911)
• Comptometer, Company Egger and Professor Otto Hahn
• News from the Arithmeum in Bonn

Peter Muckermann

In this issue (among others):

• Curiosity: The Anderson Shorthand typewriter
• Maschine of the month: Thürey typewriter
• Historic document: offer "Typewriter cleaning machine Carmen” from 1924
• IFHB Zoom Meeting Oct 2020
• Small Covid-19 Collectors Meeting in Remseck

Peter Muckermann

In this issue (among others):

• Curiosity: a "ribbon tester"?
• Maschine of the month: Thales CES
• Historic document: Invoice for some tubes of color from 14.02.1919
• Invitation to the IFHB general meeting
• Typewriter museum opens in Russia
• Questions on step-switching a Rheinmetall Portable
• Addition to the "Coorapid coordinate calculating machine" article, HBw No. 121
• "Office-Antique" auction in Cologne on october 31, 2020

Peter Muckermann

This issue contains

• File strings - the special material requirements of the Baden authorities
• The life of a Continental typewriter (1938 - 2020)
• Swakopmund Local History Museum, Namibia
• Battle of the keyboard layouts in adding machines
• Miniature typewriters - an overview
• Coorapid - a forgotten coordinate calculating machine
• The letter folder, file folder or simply folder
• Some observations of a chemist on the recreation of a historical lab

Martin Reese