J.G. Hall 1953 Aug 7 Sageren Creek, 3 mi. NW Hobart Mills, Nevada Co., Calif. good lookout tree 2'd climbed in the afternoon but as there were 4 fish- ermen in the area the whole time un- til we left at 8:30 we didn't see any action. Set hooks on traps to avoid keeping any beaver in traps over- night. Aug 8 Main Camp 10:45 M R.C. Kinglet singing, first time in 2 wks. Hiked down creek from just be- low meadow below camp to the rock-slide colony to check up on the new workings seen here June 6. The new dam seen then, built around a deadfall seems to have been abandoned but immediately above it is a good dam built since then. The original one has large leaks & seems to have lost its pond as the level has fallen to the point where part of the dam which was very new & short low, now is not holding back any water. A little below this is another small dam, not well maintained but about 2/3 of the way to the U. Rockslide is a dam in excellent repair, with a deep pond behind it & fresh droppings just behind it. This is roughly in the spot where Al Jones noticed a little questionable damming early in June but at that time was not