000			004270000a22001570004500
245			_aHigh vacuum technique : theory, practice and properties of materials
100			_aYarwood, J.
250			_a4th rev. ed.
260			_aLondon _bChapman & Hall/Science Paperbacks _c1967
300			_ax, 274p. : ill.
440			_aHigh Vacuum series
020			_a0412025205
080			_a533.5 _bY3
041			_aEN
942			_cBK
999			_c101531 _d101531