Descriptive and geophysical logs of the Poersch #1 drill hole, Washington County, Kansas
by
Berendsen, Pieter; Newell, K.D.; Doveton, J.[H.]; and Watney, W.L.
Supplemental files:
https://www.kgs.ku.edu/Publications/OFR/1989/KGSOFR1989-12/KGSOFR1989-12plate1.pdf
https://www.kgs.ku.edu/Publications/OFR/1989/KGSOFR1989-12/KGSOFR1989-12plate2.pdf