Discarding Stone-Age Methods in Indiana's Quarries.

The article focuses on the consolidation of 24 limestone producing companies to form the Indiana Limestone Co. in an effort to cut costs and increase output. It notes that the Indiana limestone is important to the building industry due to its structural strength and chemical composition. It also cites the changes in the quarrying methods in the industry following the said merger including the placing of a central shop to sharpen drill bits instead of a blacksmith per company to save time.