1884.] 685 
Stated Meeting, October 3, 1884. 
Present, 7 members. 
Mr. IneHAM in the Chair. 
Letters of acknowledgment were received from MeGill 
University (114) and J. H. C. Coffin (115). 
Donations to the Library were received from the Depart- 
ment of Mines at Melbourne; the Geological Survey of India ; 
the Imperial Society of Naturalists, at Moscow; the Venetian: 
Athensum; Baron Ferd. von Mueller; Revue Politique; Lon- 
don Nature; the Philosophical and Literary Society at Leeds ; 
the Alchemist of Montreal; the Boston Society of Natural 
History; the American Journal of Science; Mr.. B. Silliman ; 
the Connecticut Academy of Sciences; the Meteorological 
Observatory at New York; the Academy of Natural Sciences 
at Philadelphia; Mr. Henry Phillips, Jr.; the United States 
Geological Survey, the United States Fish Commission; the 
American Antiquarian; and Mr. J. B. Stallo. 
Mr. J. Sutton Wall, of Monongahela City, Pa., exhibited a 
canvas tracing of a group of Indian pictures cut on the top and 
sides of a half-buried block of sandstone perched on the bluff 
of the Monongahela valley, in Fayette county, Pa., opposite 
Millsborough, at a height of 290 feet above the river. A pho- 
tograph of the canvas was exhibited. 
Also a photograph of a tracing of similar figures on the 
rock shore of the river near Geneva, now submerged by a new 
slackwater dam. 
Also one of a carved rock on the Hamilton farm near the 
Evansville turnpike, six miles south-east from Morgantown, in 
West Virginia. This rock surface is vertical. 
In answer to a question respecting the safety of such monu- 
ments, Mr. Wall replied that a fourth fine group, of which he 
had heard, was destroyed before he could obtain a tracing of it, 
the farmer who owned the land having blasted it up for foun- 
dation stone for his new house; and that the owner of the 
