00476nam a22001217a 4500008004100000040005500041080001500096245012900111260005200240300001500292490003300307650001400340230502b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  a541.18bJ4  aNatural plant hydrocolloidsc/ A collection of papers comprising.............................................September, 1952  aWashington: bAmerican Chemical Society, c1954  aiii, 103p.  aAdvances in chemistry series  aSymposium