evening to hear Dr. Takayama's lecture very interesting about how the Spinae were formed. (being made up of gravel! Blending up some. July 16 Rained and Thundered slightly, so thought we would not stay. But later cleared and started on The 10 o'clock control made the topic just an Mr. Fautha on pushed some but as slowly easier than last time. After lunch at Jayapack Flat and camped at 24.6 mi at 4 P.M. on the South Fork of the Sulphur and pitched. about 7.00