Bygrave slide rule
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Hohenrechenschieber HR 1 is the German version of a slider used for navigation, mainly in air and sea. Dennert & Pape – manufactory 1938–1944, Hamburg Jagiellonian University Museum Collegium Maius Inventory number: 4860; 865/V https://muzea.malopolska.pl/en/objects-list/2789 Source: Objaverse 1.0 / Sketchfab
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Zenodo创建时间：
2026-07-27
