000 00497nam a22001697a 4500
008 230315b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _aD 347.78
_bJ74
100 _aLeaper, W J
_93211
245 _aCopyright and performing rights
260 _aLondon:
_bStevens & sons limited,
_c1957
300 _axiv, 231p.
650 _aCopyright
653 _aIndustrial designs
653 _aPerforming rights
942 _2udc
_cBK
999 _c9687
_d9687