E. L. Furlong — Exploration of Samwel Cave. 237 



Description of the Cave. 



The Samwel cave is in the belt of Carboniferous limestone 

 exposed along the lower portion of the McCloud river. It is 

 situated about sixteen miles above the mouth and on the east 

 bank of the river. The limestone ridge hollowed by the 

 chambers is at the foot of a spur of Bollibokka Mountain. 



Fig. 1. Location of Samwel Cave. The main entrance is covered by a 

 group of trees on the face of the highest limestone cliff, and below the 

 arrow. The Quaternary entrance to the lower chamber (chamber II) is in 

 the brushy canyon to the right and below. The elevations of the three low- 

 est terraces are given by the grassy flat to the right across the river, by the 

 small patch of open ground to the right above the lowest terrace, and by 

 the highest point on the limestone. 



A small canyon which lies to the south has been cut partly 

 through the limestone at its lower portion and leaves a per- 

 pendicular limestone cliff as its northern boundary. From this 

 canyon a small cavern" penetrates the base of the cliff about 



