"Next, the Magnesian lime stone of Rogers, Cook & c. Then the Trenton limestone. Then the Hudson River slate &c. These are always present in all undisturbed sections. After the general folding which involved all paleozoic strata took place, it must still have been possible to readily make at the success of deep cuts existed, since this folding was remarkably simple. After the folding a series of faults took place in the so-called White Limestone area, of the Vernon Valley, from Franklin Furnace northward &c. &c. The failure to recognize those faults, was the chief cause for much of the faulty stratigraphical work done here.