EXCAVATION OF MAMMOTH BONES
MAIN BONE CONCENTRATION AREA
LANGE FERGUSON SITE

SOUTH DAKOTA
COPYRIGHT OCTOBER 31, 2012 PETER A. BOSTROM
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    This picture was taken in 1981 and it shows three excavators working in the main bone bed area on the Lange Ferguson site. The excavation of this site began in 1980 and continued into 1984. Bone beds are the most difficult to excavate. One problem is the organic bone material begins to deteriorate when exposed to the air. The bones require special chemical treatment to preserve them. The larger specimens are encased in plaster jackets. They also need special handling for transport to a storage facility.
PICTURE CREDIT, ARCHAEOLOGICAL LABORATORY, CENTER FOR WESTERN STUDIES
AUGUSTANA COLLEGE

Bone concentration area on Lange Ferguson mammoth kill.

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