00293nam a2200133Ia 4500008004000000041000800040082001100048100001600059245002800075260002000103650001400123650000800137650001400145210210b1907   xxu||||| |||| 00| 0 eng d  aeng  a516/18  aCUMMING (L)  aMechanics for beginners  aLondonb-c1907  aMechanics  afor  abeginners