Results: 1 - 6 of 6
Dec 31, 1966
Earth Sciences Report
… complete logs only of the 40 boreholes that intercepted coal … locations of the remaining 160 boreholes were only briefly noted. … of complete logs of all 200 boreholes drilled by the Research …
Jan 30, 1996
Open File Report
… Core was collected from nine boreholes at eight sites (numbered … same site as hole PR95-11A). The boreholes ranged in depth from 5.8 … from the eight sites, the three boreholes (PR95-1 to PR95-3) which …
Oct 25, 2018
Report
… tests collected from nearby boreholes that targeted the …
Dec 31, 1963
Earth Sciences Report
… in 1961 chiefly by means of boreholes spaced at 2-mile …
Sep 30, 1994
Open File Report
… upper Quaternary units between boreholes and large sections …
Mar 31, 1995
Open File Report
… Upper Quaternary units between boreholes and large well exposed …