The New Student's Reference Work/Butler, Pa.

But′ler, Pa., the chief town of Butler County, western Pennsylvania, 27 miles north of Pittsburg.  It has a number of flour, planing and silk mills, and extensive glass factories, whose motive power is derived from natural gas.  Butler’s largest industry is a steel-car works employing 5,000 men; it also has a large oil-refinery and furniture-factory.  Four lines of railroads pass through it.  Population, 20,728.