51 



The Crawford MorxD. By H. M. Stoops. 



Xotks ON ARCH.EOI.OGY IN MEXICO. By J. 'I'. ScOVEl 



-iiMi: EFFECTS OF MUTILATION ON I'll): FORMS OF LEA1 

 AMI MORI s XIGRA. By A. N. SOMERS. 



AXCIEXT EARTHWORKS NEAR AxDERSOX, INDIANA By FrAXCIS A. VVaLKER. 



Near Anderson, Madison county. Indiana, there is a system of earth 

 works consisting of one large and six smaller ones, the small ones lying 

 south and west of the large one. It is on the south half of Section Hi, 

 Towmship 19 north, Range 8 east, and three miles east southeast of the 

 courthouse. 



The principal work is a circular embankment with a ditch on the inside 

 next to the embankment, with an enclose'! area, and a small mound in 

 the center of the enclosure. A gateway opens to the south 10 degrees 30 

 minutes west of the center of the mound, 30 feet in width, as the ditch 

 terminates on each side of it. The work is a true circle 3<i0 feet iu diam- 

 eter and 1,131 feet in circumference, with an area of 2.3"> acres. The en- 

 closed part within the ditch is 140 feet in diameter, with an area of .35 

 of an acre. 



The ditch is 60 feet wide, and the embankment at its base 50 feet wdde. 

 The entire central area has been rilled a depth of 3.2 feet, and the central 

 mound, which is 55 feet in diameter, is 3.75 feet above the central area. 



The embankment has an average height of 8.4 feet, with a variance of 

 3.3 feet, the same not being of uniform height, the highest point being 0.5 

 feet. 



The average depth of the ditch is 6.92 feet, the depth not being uniform, 

 it also varying 3.3 feet, and as compared with the central area is 10.12 feet, 

 with a maximum depth of 11.75 feet. The average distance from the top 

 of the embankment to the bottom of the ditch is 14.96 feet. 



Of the smaller works, three are northwest, two southwest and one south- 

 east of the large one. The principal one of these is 195 feet north 70 de- 



