

Phil Soc. Proc. Vol. X. Plats Ml. 



-6 -6 



-n -13 -i/j -16 -If -II -II -11 -*J -»8-33 -33 -41 -48 -S3 -63- SJ -49 -'|9 



SCALE OF YARDS. 



o 5 10 



