Paris
during 1889. In this connection see also three papers by Charles Rau, "
Drilling in Stone without the Use of Metals, Report of the Smithsonian
Institution for 1868," "Ancient Aboriginal Trade in North America,
Report of the Smithsonian Institution for 1872";
and "The Stock in Trade of an Aboriginal Lapidary, Report of the
Smithsonian Institution for 1878." (See also Chapter on Mexico, page
284.)