The Y Ruler, developed by Yuan Design Studio, is multi-functional measuring set, inspired by the ancient Brass Goniometer. It has been redesigned to offer enhanced durability and precision, embodying ...

Carpenters, plumbers, roofers and other tradesmen looking for an all in one measuring, combination square with bevel, protractor digital level and speed square carpentry tool may be interested in a ...

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IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This paper semicircular protractor is ...