bands of prostitutes were rotated among Pennsylvania cities every few weeks. Heroically, the Law and Order Society strove to battle the forces of vice. While the membership of the Society always was small, excellent leaders such as Dr. Twombley, Dr. Edwin M. Hartman, Dr. H.M.J. Klein, John J. Evans

Lancaster was the last civilized outpost on the western frontier during the French and Indian wars its workshops already were turning out wagons, guns, clothing and numerous items for the protection of the Pennsylvania hinterland. Who can say how many of those artisans and mechanics "invented" day-by-day

operation. Bottom­ £ermenting yeasts could be produced in a pure culture, and would generate a fermented liquid free of spoilage and disease. The stabil­ ity of these yeasts and the beer produced therefrom was highly su­ perior to the old beers. American brewers were slow to use the �yeast cultures

respond to such influences. Another way to look at this is to reexamine material culture—the artifacts of our heritage—and attempt to determine how that material culture was affected by the cerebration of our ancestors. That answer seems almost obvious: virtually everything was influenced deliberately

excavation made on the side of the Petersburg Township [State Road] road, just beyond the Pennsylvania railroad. About a mile and a half further north-east, another deposit of calamine was cut through in building the Lancaster Branch of the Reading and Columbia railroad. At that point consider- able ore has

much of northern and eastern Lancaster County. Moreover, the technology was obsolete, and the plants were wholly inade- quate for the growing market for pig iron. Introduction of the newer technology of using anthracite coal instead of charcoal made new require- ments of the local economy