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The shells of large saltwater bittersweet clams in the genus Glycymeris have a special archaeological significance in the southwestern USA, because the shells were used in trade item production by the Hohokam tribe of Amerindians. In this context the shells are known to archeologists as "Glycymeris shells".
By 1150 CE, pithouses were replaced by above-ground structures in the compound style with central courtyards. By 1200 CE, rectangular platforms mounds were being constructed. [17] Hohokam burial practices varied over time, but cremation was a defining cultural characteristic of the Hohokam Core.
In 1891, the monument underwent repairs supervised by Cosmos Mindeleff of the Bureau of American Ethnology, until funds ran out.Proclaimed Casa Grande Reservation on June 22, 1892 by Executive Order 28-A of President Benjamin Harrison, 480 acres around the ruins became the first prehistoric and cultural reserve in the United States. [9]
Desert Farmers at the River’s Edge: The Hohokam and Pueblo Grande. Pueblo Grande Museum, City of Phoenix. Fish, Suzanne K. and Paul R. Fish, eds. 2008. The Hohokam Millennium. School for Advanced Research, Santa Fe. New Mexico. George J. Gumerman, ed.1991. Exploring the Hohokam, Prehistoric Desert Peoples of the American Southwest. University ...
Here’s what EPA chief Lee Zeldin thinks about RFK Jr.’s herbicide theory: Scientists need to be ‘empowered’
ferric chloride may be used for etching copper or zinc plates, whereas nitric acid may be used for etching zinc or steel plates. Typical solutions are 1 part FeCl 3 to 1 part water and 1 part nitric to 3 parts water. The strength of the acid determines the speed of the etching process. The etching process is known as biting (see also spit ...
Over the years, the compound expanded to include the “Big House,” a 21-room mansion meticulously decorated by Rose Kennedy, and two additional properties acquired by John F. Kennedy and Robert ...
We tested 10 of the best Dutch ovens, including options from Le Creuset, Staub, Lodge, and more. These are our top recommendations for your kitchen.