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Monday, January 12, 2026

Pinwheel drum of a Marchant Pony B - cleaning and its manufacturing

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The pinwheel drum of the donor-machine was blocked - that is, no column would operate all pin-positions, pins were rusted solid in retracted...
Friday, January 9, 2026

Carriage rebuilding of Marchant Pony B

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The carriage of both Marchant Pony calculators were partially seized - multiple positions completely unmovable. Additionally, the 18th posit...
Friday, January 2, 2026

Another Pony to attempt repair of the Pony

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It was local pick-up, but last year's purchase of a Marchant Pony B Special was a mistake . Had already seen on the listing that the ma...
Saturday, December 20, 2025

Spotting a Portable being carried

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Adding machines or calculators don't show in contemporary imagery all that often. At least, they feature less frequently than typewriter...
Saturday, December 13, 2025

Forto - least known Dutch typewriter factory?

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The three "Forto" typewriters that just topped the Typewriterdatabase  list of recently edited galleries are marked 'Made in H...
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Sunday, December 7, 2025

Spanners of the ~1916 Meccano pattern (completism)

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I am a completist. About ten years ago, hesitated too long and missed out on a set of Meccano spanners with large Meccano-stamping then avai...
Thursday, October 30, 2025

The Burroughs Portable adding machine

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The Burroughs Portable adding machine - the type was introduced a 100 years ago , my specimen was manufactured 97 years ago. Having now had ...
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RobertG
Many and diverse interests. This is about some of them.
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