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YEARBOOK, PUBLIC MUSEUM, MILWAUKEE 



[Vol. III. 



Room 2. This relatively circular room is easily discernable, its 

 walls in places still retaining a height of about two and a half feet. 



Room 3. This small storage room, is located directly against the 

 cliff at the rear of the building. Its walls are about three feet in 

 height and still retain the mud mortar in a fairly good condition. 



Rooms 4, 5 and 6. These three small rooms are grouped under an 

 overhang of rock. The door of room 4 is still completely intact and has 



Fig. 52. — Room No. 4, Upper Ribbon Falls cliff ruin. 



an opening about sixteen inches square with a heavy stone threshold 

 and a thin stone lintel. The walls of this room are at present about 

 three and a half feet high and still retain their mud mortar. The 

 front of this room is shown in figure 52. 



Room 5 has walls only about eighteen inches in height. The 

 lower portion of the door of this room, however, is well-preserved and 



