000
00263nam a2200109Ia 4500
008
201201s9999 xx 000 0 und d
082
_a
526.9
100
_a
PERROTT, S.W.
245
0
_a
SURVEYING FOR YOUNG ENGINEERS
260
_b
LONDON, CHAPMAN
_c
1955
942
_c
OB
999
_c
16693
_d
16693