1. Kathleen Lohff Anne Arundel Community College

3. Father Francis Cabot Lowell founded the Lowell Mill and Boston Manufacturing Company. Lowell family responsible for helping to bring the Industrial Revolution to America

4. Upheaval and Subsidence

5. Denudation of older stratified rock (remain horizontal and undisturbed): Nos. 1-10 inclusive Beds slowly raised—cliffs form at successive heights: No 10 and 8 Entire region submerged Country buried under sand, gravel, and erratic blocks Re-emergence slow and gradual—ridges and terraces are interruptions Falls originate at Queenstown—uppermost limestone and shale exposed: No 7 and 8

6. Courtesy Library of Congress c. 1845

7. Fossil Foot Print

9. Mineralogy and Geology, Plate 46

10. TRILOBITE CALYMENE PLATYS SEROLIS SEPTEMCARINATA Courtesy of National Museum of Natural History—image collection Courtesy of Smithsonian Institution-- Department of Paleobiology

11. JAMES HALL (1811-1898) EBENEZER EMMONS (1799-1863)

12. The Recession of Niagara Falls

14. VAL DI NOTO, ITALY PRINCIPLES OF GEOLOGY VOLUME III NIAGARA COURTESY OF LIBRARY OF CONGRESS C.1900

16. Geology of New York (1843), Plate VI By James Hall Organic Remains of the Clinton Group

17. Travels in America

19. Boulders and Icebergs

21. 1807-1873 Studies on Glaciers preceded by the Discourse of Neuchâtel

24. Charles Darwin’s Copy of Principles of Geology