A machine for rolling metal into sheets. / A roller mill.

(idiomatic) Through a period of bad treatment or an ordeal.

prayer wheel

prayer wheel

A suburban area in borough of Barnet, Greater London, England (OS grid ref TQ2192). / A suburb of Bolton, Greater Manchester, England (OS grid ref SD7209).

A mill for grinding white lead. / A disc made of lead and charged with emery, used for grinding gems.

A small ball mill with a jar-like drum.

An establishment where metal plates are cut into strips for making nails. / A rotating disc used by gem-cutters for slitting. / A gangsaw for resawing lumber for blind-slats, fence pickets, etc.

A machine consisting of two rotating wheels, used by gold miners to break apart rocks.

A mill for crushing or grinding in which stones roll around on their edges on a level circular bed.