507 / 906 Obsidian "Copan blades" (S.A.A. 214). Save Share Ask Question Copán Ruinas Archaeological and Conservation Project Save Share Ask Question Classification Terms Chipped Stone Biface Artifact Department Photographic Object Number 58-34-20/61397 Origin Terms San Agustin Acasaguastlan See Also https://collections.peabody.harvard.edu/objects/details/417653 Group in the Plaza Grande; Copan Plaza Grande Copan Stela M and altar Copan Album: Volume 11, Page 19 Home used by expedition at ruins of Copan built by Owens, 1891 Altar Q at Copan Northern slope of main structure after partial excavation Copan Album: Volume 9, Page 7; Written on … Copan exhibit in Museum of Science, June 1981 Explore chevron-right