sentences:  In 1919, the whole Tuscarora Railroad right-of-way was sold to the East Broad Top for the construction of their Stanton Rock Spur, and the Tuscarora Railroad's charter eventually expired.With the collapse of phosphate production, lumber rapidly replaced it as the principal freight of the railroad.It peaked in 1900, when the Tuscarora Valley hauled of lumber, and remained high for many years, exceeding other traffic in weight by as much as five to one.