TY  - BOOK
AU  - Eckhart, J. Christopher.
CN  - I 19.76:
CY  - Denver, Colo. :
DA  - 1998.
ID  - 224505
KW  - Electric prospecting
KW  - Magnetic prospecting
KW  - Bunkers (Fortification)
N1  - Cover title.
PB  - U.S. Geological Survey :
PB  - Branch of Information Services [distributor],
PP  - Denver, Colo. :
PY  - 1998.
T1  - Shallow electromagnetic surveys of an abandoned bunker, Denver Federal Center, Colorado /
TI  - Shallow electromagnetic surveys of an abandoned bunker, Denver Federal Center, Colorado /
VL  - 98-613
ER  -