UPI

Mesmerizing 'Marble Tsunami' machine features 11,000 rolling marbles

AMSTERDAM, Netherlands, June 2 (UPI) --A Netherlands engineer unveiled his 11,000-piece marble run with a hypnotic YouTube video featuring the marbles going down ramps. Jelle Bakker's "Marble Tsunami" ...
GIGAZINE

"Marble Mountain" where 300 metal balls keep rolling on machines loaded with pitagora-like equipment such as jumping table, slope, castle etc.

Three hundred metallic balls moved around in a handmade device with a width of 3.7 m × a height of 2.4 m all at once and it took three years to make it and still unfinished,Pitagora deviceA machine ...
The Verge

Today I learned about the band making a giant marble-based instrument

Swedish band Wintergatan may be widely known for its Marble Machine music video (which featured a machine dropping marbles to play drums, a bass, and other instruments), but today I learned that ...
insider.si.edu

[Trade catalogs from Curtis & Marble Machine Co.]

Textile machinery: mat shearing machine, preparatory and finishing machinery for woolen and worsted mills, carpet shearing machines, picker feeder, cotton cloth trimmer, inspecting machines, sewing ...