00321nam a22001337i 4500001001000000005001700010008004100027082001500068245003000083260002400113300001700137650001500154020001800169SXC00048620260819093302.0260101s1900    ii            000 0 eng d  a0 .W-P22210aPractical Physics /cs.n.  abweeded out,c1900  ap. ;c22 cm. 0aweeded out  a9781124165783