Incunabula on X: This is an untouched box of the legendary Hagoromo Fulltouch chalk, made in Japan circa 2014. The company closed down in 2015, and while a version of the chalk

How a brand of chalk achieved cult status among mathematicians

Shop Incunabula Collections: Art & Collectibles

HAGOROMO Fulltouch Color Chalk 1 Box [72 Pcs/White

HAGOROMO Fulltouch Color Chalk 1 Box [72 Pcs/White

The writing on the wall for a legendary blackboard chalk-maker

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Insan R. Adiwibowo (@reksoadi) / X

A Ride on the Assembly Line With the World's Most Famous Chalk

HAGOROMO Fulltouch Color Chalk 1 Box [72 Pcs/White