Coal breaker remaining. The sorting by size is particularly important for anthracite coal. In order to burn efficiently, air must flow evenly around anthracite. Subsequently, most anthracite coal is sold in uniform sizes. In the 1910s, there were six commercial sizes of coal (with the smallest size having three subsets): Coal pieces smaller than in size were considered "culm," and unable to be separated from the impurities (and thus useless). The grade of coal ranged from a low of 5 percent impurities for steam or broken coal to a high of 15 percent for pea-size coal and its subsets. Coal breakers were
Carbon County, Pennsylvania the Wyoming Valley and the northern sections of the Coal Region. Carbon County is the location of the trials and executions of the controversial Molly Maguires, an Irish secret society that had been accused of terrorizing the region. Carbon County has a rich history. Some interesting people have passed through her mountains, including the Moravian mystic Count Zinzendorf, Benjamin Gilbert, John James Audubon, Benjamin Franklin, and many more. Blessed with a unique geography, Carbon County dazzled the adventurous travelers of the Victorian era, just as it attracts adventurers today. Aesthetically not much has changed of this unique landscape; written in