310 Proceedings of Indiana Academy of Science. 
REMNANT MONUMENT NEAR MADISON. 
ELMER G. SULZER, Madison. 
In 1898 Dr. Chas. R. Dryer* described Jug Rock, a peculiar example 
of erosion in Martin County, Indiana. The existence of monuments of 
a similar character near Madison is well known to only the few scien- 
Fig. 1. Complete pinnacle. 
Fig. 2. Wide monument with cave formation, 
* Proc. Ind. Acad. Sci., 1898, p. 268. 
