...features along both roads, within 20 miles of the lake, are the plains developed upon a great mass of detritus filling the valleys. Across these plains...deep, narrow canyons with finely sculptured walls (fig. 4), which the roads follow for some distance. r ' 8 I »TI GEOLOGICAL HISTORY OF CRATER LAKE,...

...features along both roads, within 20 miles of the lake, are the plains developed upon a great mass of detritus filling the valleys. Across these plains...deep, narrow canyons with finely sculptured walls (fig. 4), which the roads follow for some distance. With the completion of the railroad on the east...

...roads, within 20 mile» of the lake, are the plains developed upon a great mass of detritus tilling the valleys. Across these plains Anna Creek and Rogue...sculptured walls, which the roads follow for some distance. Approaching the lake from any side, the observer sees, as in the distant part of ligure 2, a broad...

...developed upon a great mass of detritus tilling the valleys. Across these plains Anna Creek and Rogne River have carved deep, narrow canyons with finely...sculptured walls, which the roads follow for some distance. Approaching the lake from any side, the observer sees, as in the distant part of figure 2, a broad...