St. Lawrence south side of M. Montmorenci Upper Plains River / Fidd[illegible]s / Farms In a small gulch between the falls at the elevated levelled place one sees from the top horizontal Trenton rocks thus. Fault Trenton Jurica Laurentian At the top of the Falls this from wall East side of Falls. - Trenton undulating see photo. - Laurentian down < From here it is 27y feet drop to bottom stairs. Trenton in thin beds 2-6" thick of a mealy white color no fossils readily seen. This on west side, may be seen east side and at Laurentian contact.