Film IX 1 Niagara escarpment near Jons Falls 40-50' hgt 2 on Jons F, 20' dpt. Aug 17- 3 Roll port dol. About middle to shore leading. The isolated roll just when the R.R. shns the gape. Aug 26-29/2 4. General view of the gorge b/w Whirlpool - - 5 Sharp contact of Lockport m transition gme t Rochester dole. Line 4 feet above trees. Later concluded to place the contact at the next higher line about 3 feet hgher. 6 The pillar structure. Channel den bottoms at the top of the Lockport transitioning gme. Film X 1 Spirited out of focus. 2 Contact of Rochester dol, Transitioning gme and Lockport dol. First decided on taking but the Gromper. Rochester dole at level of lower tree branches. 3 Brygona reef outt of the Clinton 12x 5 feet. 4 Bare layer in Medina about 30 feet belw the Grey Band. 5 Contact of Medina and Cataract just bymd little tunnel. The lawn strongly projecting layers are the li. of the Cataract. The actual contact is a little less than from far deft.