Defensive Ditch (Other Keyword)
1-2 (2 Records)
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Archeological Progress Report No. 2, Field Season of 1957 (1957)
The 1957 summer field season began the twelfth year of continuous operation of the Missouri Basin Project and of the Inter-Agency Archeological and Paleontological Salvage Program. The first eleven years have been outstandingly productive despite several setbacks. The twelfth year began with an even more encouraging prospect than many of the previous years. The areas within the Missouri Basin that have been or soon will be lost forever to scientific archeological investigation due to dam...