000
00287nam a2200109Ia 4500
008
160710s1952 xx 000 0 und d
100
_a
ABELES,P.W
245
_a
THE PRINCIPLES AND PRACTICE OF PRESTRESSES CONCRETE
260
_b
LOCKWOOD AND SON S
_c
1952
300
_a
116
942
_2
ddc
_c
B
999
_c
13598
_d
13598