Though it seems somewhat irreverent to apply the overworked term streamlined to such an authoritative and dignified volume, the dark blue cover with gold lettering and the lines of the 1950 edition, together with the new typeface employed, immediately suggest the word. This characteristic of the cover is carried out in the editorial attention that has obviously been given to the text. Comparison with the 1949 volume will show that an attempt has been made to eliminate repetitious and unnecessary phraseology and to achieve more logical arrangement of material (for example, that in the vitamin chapter), in effect, to give the book a more homogeneous character. Still further effort in this direction might be desirable. A new and significant section has been added: a list of trade names recognized by the Council for pharmacopeial preparations which are now excluded from the book by the rule that products of 20 years'