Gmelins handbook of inorganic chemistry. System 44: Thorium and

Gmelins handbook of inorganic chemistry. System 44: Thorium and isotopes. Eighth edition (Pietsch, E.H.E., ed.) R. W. Stoughton. J. Chem. Educ. , 1957...
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I t buys 200 additional pages of tcxt rontaining 80 figures, and all is a t x higher level of viewpoint. These two Imoks will dominate the field of teaching of unit, operations of cbemicnl engineering. I