Page:Field Notes of Junius Henderson, Notebook 3.pdf/45

saw 3 hermit thrushes Catharus guttatus, one young. At Newcomb, 9300 ft., saw 2 red shafted flicker Colaptes auratus and a western robin western robin. At railroad bridge saw a night hawk Chordeilinae at 4:30 flying very high. The country traversed today is heavily glaciated. The Forest lake and the two above it and many others occur in a valley heading in a glacial cirque. Some are rock basins, others morainal. There are rock ridges cutting across the gulch, as at North Boulder North Boulder Gulch and Camp Albion Camp Albion Gulch gulches. That gulch leads into another, which in twin leads into South Boulder Creek South Boulder Creek, Colorado (see map in paper by Ramaley or Robbins). Glaciation extends down South Boulder South Boulder Creek, Colorado to a mile or so below Tolland Tolland, Colorado. Below that we saw no plain evidence of it. Up creek a gulch coming in from the south looks even more heavily glaciated. Perhaps this is because the