File:Schumacher-slide-rule-system-table.png
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 21:06, 9 April 2021 | 653 × 627 (196 KB) | The Anome | a tighter crop | |
20:57, 9 April 2021 | 756 × 725 (195 KB) | The Anome | fixed splodge from scanning artefact | ||
19:13, 9 April 2021 | 756 × 725 (176 KB) | The Anome | color graded to make numbers bolder | ||
19:11, 9 April 2021 | 756 × 725 (171 KB) | The Anome | Uploaded a work by Johannes Schumacher from https://www.scss.tcd.ie/SCSSTreasuresCatalog/miscellany/TCD-SCSS-X.20121208.002/Schumacher-JacobiIndexSliderule-1909.pdf with UploadWizard |
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