00308    a2200109   4500020001500000082001500015100002200030245004400052260004300096300003300139650002600172  a0486467449  a620.11 HAR  aHartog, J. P. Den  aStrength of MaterialscJ. P. Den Hartog  aNew Delhi :bDover Publications,c2008  aviii, 323p. :bill. ;c21 cm  aStrength of Materials