00395nam a2200121   450000500170000000800410001710000220005824500800008026000600016030000250022094200150024599900130026020260422114350.0260422b        |||||||| |||| 00| 0 eng d  aGregory C. Thomas  aUses and Applications of Chemical and related materialsc/Thomas C. Gregory  aNew York, USA;bReinhold Publishing corporation; c1939  avi,665p.ill;c23.2cm  2lccn0cBK  c230d230