IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Charles Vander Woerd, a ...

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 screw-making threader machine ...

Determining the service or useful life of screw actuators – lead (acme), ball, and roller screws is a fundamental problem that faces many motion-system designers. In a broad sense, a screw’s service ...

They fuse us and unravel us. They keep the roof over our head and the wolf from the door. They knit our bones together and keep the water running. They allow us to see, fly, write in elegant cursive ...

Ball screws and roller screws are widely used for high-force linear motion and are replacing fluid power devices. In general, these screw mechanisms generate linear motion by rotating either the screw ...

BRATTLEBORO — In the late 1800s, at the bottom of Meadowbrook Road, there was a mill on the Whetstone Brook. The property included a house, and a dam on the brook to help feed water-power to the mill.