000 003210000a22001330004500
245 _aSpring design and calculation
100 _aRoberts, John A. comp.
250 _a12th ed.
260 _aRedditch
_bHerbert Terry & Sons
_c1967
300 _a138 p., ill.
080 _a621.888.4
_bS6
041 _aEN
942 _cBK
999 _c94004
_d94004