000
00283nam a2200121Ia 4500
008
191031s9999 xx 000 0 und d
100
_a
Davis ( Stenley N)
245
0
_a
Introduction to Ground Traces
260
_b
Scientific Pub.
260
_c
1990
365
_b
200
942
_c
BK
999
_c
216460
_d
216460