MALLERY. ] IN PENNSYLVANIA. 111 
discovered. The footprints are carved depressions. The character 
marked z, near the lower left-hand corner, is a circular cavity 7 inches 
deep. A copy of the inscription made in 1882 by Mr. Wall and Mr. 
William Arison is reproduced as Fig. 75 : 
Fic, 75.—Petroglyph at Millsboro, Pennsylvania. 
Again the resemblance between these drawings, those on Dighton 
rock, and some of those in Ohio, introduced above, is to be noted, and 
the fact that all these localities are within the area formerly occupied 
by tribes of the Algonquian stock. 
Mr. Wall also contributes a group of glyphs on what is known as 
the “Geneva Picture rock,” in the Monongahela valley, near Geneva. 
These are footprints and other characters similar to those from Hamil- 
ton farm, West Virginia, which are shown in Fig. 1088. 
Mr. L. W. Brown, of Redstone, Fayette county, Pennsylvania, men- 
tions a rock near Layton, in that county, which measures about 15 
by 25 feet in area, upon the surface of which occur a number of petro- 
glyphs consisting of the human figure, animals, and footprints, some 
