Secant Pile 118, 10-15 feet below ground surface (SP 0118.3)
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Collection method
Three-foot diameter machine-mounted auger
Secant Pile 118, 10-15 feet below ground surface (SP 0118.3)
Three-foot diameter machine-mounted auger
(1785 - 1820)
(1795 - 1830)
(1795 - 1830)
(1864 - 1920)