000 00406pam a2200145a 44500
040 _aIIT, Kanpur
082 _a621.82
_bR54s9
100 _aRoberts, John A.
245 1 _aSpring design and calculations
_cJohn A. Roberts
250 _a9th
260 _aRedditch
_bTechnical Research Laboratory
_c1958
300 _a136p
650 _aSprings (Mechanism)
997 _a1266 C
999 _c417831
_d417831