| idden away in the dense tropical forest. The sculptures 
found here are among the most important known products of 
aboriginal American genius, the most Jena seats example being 
the "Great Turtle” or Dragon which will be described in detail 
in an article by Prof. Holmes in the seneral appendix of the 
Annual Report of the Suithesninn Institution for 1916. . 
"Prom the city of Zacapa in Guatemala an excursion was 
made across ranges of rugged mountains into Honduras where 
the ancient city of Copan was visited and studied in as much de- 
tail as the limited duration of the visit permitted. The vast- 
ness of the pyramids, terraces, and courts, the grandeur of the 
temples and the marvelous sculptures, tell an eloguent story of 
the civilization and power of the ancient people. 
"Especial attention was given to the collection of data 
and x omiuon to be utilized in preparing panoramic views of 
the several cities visited, and every effort was made to obtain 
information regarding the technical methods employed by the 
ancient sculptors and builders. The quarries from which the 
stone was obtained were too deeply buried in tropical vegetation 
to yield up their story without extensive excavation and the 
methods employed in dressing and carving the stone remain in 
large part undetermined. Certain chipped and ground stone im- 
plements that could have served in dressing the stones used in 
building were found in numbers, but the story of the carving, 
especially of the very deep carving of the monuments of Copan, 
remains wnrevealed. Although it is thought that stone tools 
may have been equal to the task, it is believed by some that 
