Collier's New Encyclopedia (1921)/Saint Marys (Pennsylvania)
SAINT MARYS, a borough of Pennsylvania, in Elk co. It is on the Pennsylvania and the Pittsburg, Shawmut, and Northern railroads. It is in an important soft coal mining region and has deposits of natural gas and fire clay. Its chief industries are the manufacture of sewer pipes, lumber, chemicals, and electrical supplies. Large railroad shops are located here, and it is the seat of the academy of the St. Benedict Sisterhood. Pop. (1910) 6,346; (1920) 6,967.