The falls of Niagara and their retrograde movement /

"From the proceedings of the Academy of Natural Sciences of Newchatel, 1854."

Letter to J.P. Bradley from his brother Dr. John Bradley

Letter to J.P. Bradley from his brother Dr. John Bradley regarding settling in Pottsville, Pennsylvania to serve the coal miners, Oct. 28 (3 pages, handwritten). This letter is torn and has a hole in it which affects text slightly, 1847.